Civil engineering offers research opportunities that scale well from high school to doctoral level. The same topic can be framed as a simple local investigation (for example, small-scale material tests, site observations, or short surveys) or expanded into advanced work (such as long-term durability studies, modelling and simulation, life-cycle assessment, or field validation). The ideas below are designed to be adaptable—choose a topic that fits your available time, tools, data access, and local relevance.
- Project Topics for Civil Engineering Final Year Students
- Civil Engineering Thesis Topics
- Civil Engineering Dissertation Topics
- Quantitative Research Topics in Civil Engineering
- Civil Engineering Research Topics for Undergraduates
100 Civil Engineering Research Ideas
These topics are intentionally flexible across countries and contexts. Tailor each idea to locally available materials, climate risks, infrastructure priorities, and community needs—while still addressing broader engineering goals such as sustainability, safety, resilience, and affordability.
Geotechnical Engineering and Foundation Design
1. Bio-Enzyme Soil Stabilisation for Budget Roadworks
Focus: Evaluate whether bio-enzymes can improve subgrade strength at lower cost and with reduced environmental impact.
Approach: Treat soil samples (or trial sections) with enzyme dosages; test compaction, CBR/UCS, moisture sensitivity, and durability.
Value: Provides evidence for low-cost, lower-carbon soil improvement options.
Duration: ~5 months
2. Low-Cost Landslide Control Using Vetiver Systems
Focus: Assess vetiver grass as an affordable stabilisation measure for shallow slope failures.
Approach: Establish plots in vulnerable areas; monitor erosion, root reinforcement effects, and changes in shear strength indicators over time.
Value: Supports practical slope protection for communities with limited budgets.
Duration: ~5 months
3. Bearing Capacity Improvement Using Industrial By-Products
Focus: Determine how fly ash/slag (or similar by-products) affect local soil strength and settlement behaviour.
Approach: Blend soils with varying replacement ratios; run UCS/CBR, Atterberg limits, and consolidation tests.
Value: Converts waste streams into usable ground-improvement materials.
Duration: ~6 months
4. Recycled Rubber Chips as Foundation Backfill
Focus: Test rubber–soil blends for use as lightweight, draining backfill in foundation works.
Approach: Measure density, compaction response, permeability, and stress–strain/load-bearing characteristics.
Value: Reduces landfill waste and can improve drainage performance where needed.
Duration: ~5 months
5. Erosion Control Using Mycelium-Based Biopolymers
Focus: Investigate mycelium-derived binders as a nature-based soil surface stabiliser.
Approach: Apply treatments on test beds; compare erosion loss under rainfall simulation and different slopes/soil types.
Value: Offers a biodegradable alternative to synthetic erosion-control products.
Duration: ~6 months
6. Electrokinetic vs Chemical Soil Stabilisation
Focus: Compare performance, cost, and practicality of electrokinetic treatment against conventional chemical stabilisers.
Approach: Treat comparable soil batches; assess strength gain, plasticity reduction, and durability under wetting–drying cycles.
Value: Helps select the best-fit stabilisation method for different soil conditions.
Duration: ~6 months
7. Rising Groundwater Effects on Shallow Foundations
Focus: Quantify how elevated groundwater influences bearing capacity, settlement, and serviceability risks in urban soils.
Approach: Laboratory testing at varied saturation levels; interpret impacts on effective stress and stiffness parameters.
Value: Improves foundation design guidance under changing hydrogeological conditions.
Duration: ~5 months
8. Dredged Sediments for Sustainable Brick Manufacturing
Focus: Examine whether dredged sediments can partially replace clay in brick production without compromising quality.
Approach: Produce trial bricks; test compressive strength, water absorption, durability, and basic environmental safety indicators.
Value: Provides a reuse pathway for dredging waste while reducing raw-clay demand.
Duration: ~5 months
9. Slope Protection Using Recycled Concrete Aggregates
Focus: Evaluate recycled concrete aggregates (RCA) as a low-cost material for slope drainage layers or reinforcement systems.
Approach: Characterise gradation, shear behaviour, drainage performance; test in small-scale slope models or field sections.
Value: Cuts disposal needs and can lower slope-protection costs.
Duration: ~5 months
10. Optimising Sand–Clay Blends for Higher Load Capacity
Focus: Identify sand proportions that improve clay workability and strength without expensive additives.
Approach: Trial mix ratios; evaluate compaction curves, CBR/UCS, shrink–swell behaviour, and durability.
Value: Practical guidance for improving weak clays using readily available materials.
Duration: ~5 months
Structural Engineering and Building Technology
11. Lightweight Concrete Using Glass Powder and Volcanic Ash
Focus: Develop a lighter concrete mix with lower embodied carbon using alternative powders and pozzolans.
Approach: Produce mixes at different replacement levels; test workability, density, compressive strength, and durability proxies.
Value: Supports sustainable materials and waste diversion from landfills.
Duration: ~5 months
12. Basalt-Fibre Reinforced Geopolymer Concrete Performance
Focus: Assess how basalt fibres influence strength, cracking behaviour, and durability of geopolymer concrete.
Approach: Prepare fibre dosages; test compressive/tensile/flexural response and durability (water absorption, chemical exposure).
Value: Enables lower-cement structural materials with improved crack control.
Duration: ~6 months
13. Compressed Earth Blocks with Natural Binders for Affordable Housing
Focus: Test natural binders (e.g., lime, fibres, starch-based additives) to improve earth block performance.
Approach: Produce blocks; evaluate compressive strength, water resistance, and shrinkage/cracking under curing.
Value: Supports locally sourced, low-cost housing materials.
Duration: ~5 months
14. Seismic Vulnerability of Low-Rise Housing via Finite Element Modelling
Focus: Quantify likely damage mechanisms of low-rise buildings under earthquake loading scenarios.
Approach: Build FE models; run pushover or time-history analyses; interpret drift, hinge formation, and failure modes.
Value: Improves retrofit priorities and safer design in seismic regions.
Duration: ~6 months
15. Concrete Blocks Made with Recycled Construction Waste
Focus: Determine strength and durability trade-offs when incorporating processed construction waste into blocks.
Approach: Trial replacement ratios; test compressive strength, absorption, abrasion resistance, and dimensional stability.
Value: Reduces disposal loads and can lower block production costs.
Duration: ~5 months
16. Industrial Slag in Concrete Mix Design
Focus: Optimise slag replacement to balance early strength, durability, and workability.
Approach: Produce mixes with varied slag content; test strength gain over time and durability indicators.
Value: Lowers cement demand and improves long-term performance in aggressive environments.
Duration: ~6 months
17. Durability of Recycled Plastic Fibre Reinforced Concrete
Focus: Evaluate whether recycled plastic fibres can provide crack control without reducing durability.
Approach: Compare mixes with/without fibres; test abrasion, chemical resistance, and wetting–drying or freeze–thaw (if applicable).
Value: Adds a circular-economy outlet for plastics in structural materials.
Duration: ~5 months
18. Low-Cost Seismic Retrofitting Using Ferrocement
Focus: Test ferrocement jackets/overlays for improving ductility and lateral resistance in weak structures.
Approach: Retrofit specimens or simplified wall/column elements; evaluate strength, stiffness, and energy dissipation.
Value: Practical retrofit technique for resource-constrained regions.
Duration: ~6 months
19. Limestone Powder as Partial Cement Replacement
Focus: Identify performance limits and best-use cases for limestone filler replacement in concrete.
Approach: Mix design trials; test workability, strength, and durability proxies (permeability/absorption).
Value: Reduces clinker content and can improve rheology when optimised.
Duration: ~5 months
20. Structural Integrity Screening in Informal Settlements Using NDT
Focus: Establish a low-cost, repeatable method to assess building condition using non-destructive tests.
Approach: Use rebound hammer/UPV; correlate with visible distress and basic material sampling where allowed.
Value: Supports safer housing decisions and prioritised upgrades.
Duration: ~5 months
Transportation Engineering and Mobility
21. Road Pavement Mixes Using Crushed Ceramic Tile Waste
Focus: Evaluate ceramic waste as aggregate replacement to reduce pavement cost and waste disposal.
Approach: Trial mixes; test strength, stiffness, moisture sensitivity, and basic durability metrics.
Value: Creates a practical reuse pathway for brittle ceramic waste streams.
Duration: ~5 months
22. Road Safety Mapping in Low-Income Areas Using GIS
Focus: Identify crash hotspots and risk factors using low-cost GIS analysis.
Approach: Combine crash records, road features, and pedestrian activity data; propose targeted countermeasures.
Value: Enables evidence-based interventions where budgets are limited.
Duration: ~5 months
23. Sustainable Walkways Using Reclaimed Wood and Rubber Mats
Focus: Compare alternative walkway materials for durability, comfort, and maintenance needs.
Approach: Prototype sections; monitor wear, slip resistance, and user feedback where feasible.
Value: Low-impact pedestrian infrastructure options for towns and campuses.
Duration: ~5 months
24. Cost–Benefit of Recycled Asphalt Pavement (RAP)
Focus: Quantify economic and performance impacts of RAP adoption in local roadworks.
Approach: Compare unit costs, performance history, and expected lifecycle outcomes; include sensitivity analysis.
Value: Helps agencies justify sustainable pavement decisions with numbers.
Duration: ~5 months
25. Poor Drainage and Road Deterioration in Informal Settlements
Focus: Link drainage deficiencies to pavement distress progression and maintenance spending.
Approach: Field surveys + distress scoring; compare sections with/without functional drainage and estimate cost impacts.
Value: Provides clear justification for prioritising drainage upgrades.
Duration: ~6 months
26. AI-Based Traffic Models for Small-City Congestion Relief
Focus: Test whether lightweight AI/optimisation models can meaningfully reduce delays in smaller networks.
Approach: Build simulation scenarios; evaluate travel time, queue length, and emissions proxies under interventions.
Value: Practical, scalable toolkit for cities without big ITS budgets.
Duration: ~6 months
27. 3D-Printed Modular Bridges: Feasibility and Limits
Focus: Assess structural feasibility, constructability, and cost of modular 3D-printed bridge components.
Approach: Design modules; test material/specimen strength; evaluate assembly and serviceability considerations.
Value: Supports rapid infrastructure delivery concepts for remote or disaster-affected sites.
Duration: ~6 months
28. Low-Cost Smart Traffic Management for Small Cities
Focus: Evaluate affordable sensing + control strategies for improving corridor flow.
Approach: Prototype sensor logic; simulate adaptive timing; compare to fixed-time control outcomes.
Value: Enables incremental ITS adoption without expensive deployments.
Duration: ~6 months
29. Overloaded Public Vehicles and Asphalt Deformation
Focus: Quantify how overloading accelerates rutting and surface distress.
Approach: Collect axle-load observations (or proxy data) and relate to distress surveys; estimate added lifecycle cost.
Value: Evidence for enforcement and design upgrades on high-risk corridors.
Duration: ~5 months
30. Rural Road Materials Using Local Pozzolans
Focus: Test locally sourced pozzolanic materials for stabilised layers or low-cost binders.
Approach: Characterise pozzolan reactivity; trial mixes; test strength/durability and moisture sensitivity.
Value: Reduces material transport costs and supports local supply chains.
Duration: ~5 months
Water Resources and Environmental Engineering
31. Low-Cost Rainwater Harvesting with Porous Ceramic Filtration
Focus: Combine rainwater collection and ceramic filtration for affordable household water improvement.
Approach: Build prototype units; test flow rate, turbidity reduction, and basic microbial proxy indicators where possible.
Value: Practical water-access solution for rural and peri-urban settings.
Duration: ~5 months
32. Biochar Filters for Sustainable Wastewater Treatment
Focus: Evaluate biochar media for removing contaminants in low-resource treatment setups.
Approach: Column/filter tests; measure removal efficiency for key parameters (e.g., COD proxies, colour, turbidity).
Value: A locally producible treatment medium with circular-economy potential.
Duration: ~6 months
33. Engineered Floating Wetlands for Flood and Water Quality Benefits
Focus: Test floating wetland systems for runoff polishing and potential flood mitigation support.
Approach: Pilot installation or tank tests; monitor nutrient reduction, suspended solids, and flow moderation effects.
Value: Nature-based solution suitable for constrained urban waterways.
Duration: ~6 months
34. Greywater Recycling for Agricultural Irrigation
Focus: Assess whether treated greywater can safely support irrigation without degrading soil or crops.
Approach: Set up basic treatment; monitor soil salinity indicators and crop response; compare to freshwater baseline.
Value: Reduces freshwater demand and supports water resilience in farming communities.
Duration: ~6 months
35. Electrochemical Sensors for Drinking Water Quality Monitoring
Focus: Develop or validate low-cost sensors for rapid water-quality screening.
Approach: Calibrate sensors; compare against standard measurements for pH, conductivity, turbidity proxies, or specific contaminants.
Value: Enables near real-time monitoring where lab access is limited.
Duration: ~5 months
36. Performance of Bio-Sand Filters in Underserved Communities
Focus: Measure contaminant reduction and usability of bio-sand filtration systems.
Approach: Build filters; test turbidity and bacterial proxies over time; assess maintenance and user acceptance.
Value: Evidence for scalable, household-level water treatment.
Duration: ~5 months
37. Open Drainage Systems and Vector-Borne Disease Risk
Focus: Link drainage design/condition to public health outcomes in dense communities.
Approach: Site inspections + health data proxies; map hotspots and correlate with standing-water frequency.
Value: Provides engineering arguments for drainage upgrades with health benefits.
Duration: ~6 months
38. Groundwater Contamination Near Improper Waste Disposal Sites
Focus: Identify contamination patterns and potential exposure risk in vulnerable areas.
Approach: Field sampling + basic lab tests; compare upgradient/downgradient wells; map results for interpretation.
Value: Supports targeted remediation and policy enforcement decisions.
Duration: ~5 months
39. Gravity-Fed Community Water Distribution Network Design
Focus: Design and evaluate gravity-fed systems for reliable rural water supply.
Approach: Hydraulic calculations + layout optimisation; field validation of head losses and demand patterns if possible.
Value: Low-operating-cost distribution for remote communities with limited power supply.
Duration: ~5 months
40. Moringa Seed Extract as Natural Coagulant for Water Treatment
Focus: Test moringa-based coagulation for reducing turbidity and improving basic quality parameters.
Approach: Jar tests across dosages; measure turbidity reduction and settling performance; compare to conventional coagulants.
Value: Locally available, low-cost option for point-of-use treatment.
Duration: ~5 months
Construction Management and Project Delivery
41. Cost Comparison: Conventional vs 3D-Printed Housing
Focus: Compare cost, schedule, and material efficiency for traditional builds versus 3D-printed methods.
Approach: Case-study cost breakdowns; include labour, equipment, time, and waste metrics; run sensitivity scenarios.
Value: Practical evidence for affordable housing strategy decisions.
Duration: ~6 months
42. Risk Management for Budget-Constrained Projects
Focus: Identify high-impact risks in low-budget builds and propose mitigation playbooks.
Approach: Interviews + case review; develop a ranked risk register with preventive controls and contingency triggers.
Value: Improves delivery performance where margins and buffers are tight.
Duration: ~5 months
43. Causes of Delays in Small Infrastructure Projects
Focus: Pinpoint dominant delay drivers (procurement, design changes, cash flow, permits, logistics) in small projects.
Approach: Stakeholder interviews + timeline review; propose lean interventions and monitoring KPIs.
Value: Reduces repeat delay patterns and improves delivery reliability.
Duration: ~5 months
44. Low-Cost Prefabrication for Affordable Housing
Focus: Evaluate whether simplified prefabrication can cut cost/time without sacrificing quality.
Approach: Prototype components; compare labour hours, waste, and assembly time against conventional methods.
Value: Scalable approach for high-demand housing programmes.
Duration: ~6 months
45. Blockchain Tools for Transparent Construction Cost Monitoring
Focus: Test blockchain-based ledgers for tracking payments, materials, and approvals in near real time.
Approach: Pilot workflow mapping + prototype ledger; compare traceability and dispute reduction vs standard systems.
Value: Increased auditability and reduced leakage in project finances.
Duration: ~6 months
46. Labour Shortage Impacts on Productivity in Emerging Economies
Focus: Quantify how labour scarcity affects productivity, schedule, and cost escalation.
Approach: Surveys + productivity records; regression or comparative analysis across project types and regions.
Value: Supports policy and training interventions to stabilise delivery capacity.
Duration: ~5 months
47. Why Low-Cost Projects Overrun Budgets—and How to Control It
Focus: Identify the most common sources of overruns in constrained projects (scope creep, price shocks, rework).
Approach: Case studies + stakeholder interviews; propose controls (cost baselines, change discipline, procurement strategies).
Value: Practical cost-control framework for small contractors and agencies.
Duration: ~6 months
48. Reducing Material Waste Using AI Optimisation
Focus: Use optimisation to reduce cut-offs, over-ordering, and poor allocation of materials on site.
Approach: Build a simple optimisation model; compare waste rates before/after in a case study or simulation.
Value: Lower costs, lower emissions, and better project margins.
Duration: ~6 months
49. Alternative Procurement Methods for Low-Budget Infrastructure
Focus: Compare design–build, PPP variants, and conventional delivery for cost, risk, and schedule outcomes.
Approach: Policy review + case comparisons; produce decision criteria for selecting procurement routes.
Value: Helps owners choose delivery models that fit constraints and capabilities.
Duration: ~5 months
50. Efficiency of Community-Led Rural Construction Projects
Focus: Evaluate whether community participation improves cost, speed, or quality in rural infrastructure delivery.
Approach: Case studies; compare outputs against contractor-led projects; include governance and skill factors.
Value: Evidence for inclusive delivery models and local capacity building.
Duration: ~6 months
Sustainable Construction and Green Building
51. Wall Panels Using Recycled Glass Bottles for Low-Cost Housing
Focus: Assess structural and thermal performance of wall panel prototypes incorporating glass bottles.
Approach: Build samples; test compressive/impact behaviour, insulation proxy metrics, and durability under moisture exposure.
Value: Reduces waste and can improve affordability for non-loadbearing applications.
Duration: ~6 months
52. Mushroom-Based Biodegradable Bricks
Focus: Evaluate bio-fabricated bricks for strength, moisture performance, and biodegradation behaviour.
Approach: Produce batches; compare with conventional bricks for compressive strength and water absorption; document lifecycle considerations.
Value: Low-impact building material concept with circular end-of-life options.
Duration: ~6 months
53. Seaweed-Based Insulation for Affordable Homes
Focus: Test seaweed-derived insulation for thermal performance, moisture behaviour, and durability.
Approach: Prototype panels; measure conductivity proxies, mould resistance, and ageing under humid conditions.
Value: Renewable insulation with potentially low embodied carbon.
Duration: ~6 months
54. Passive Solar Strategies for Energy-Efficient Affordable Housing
Focus: Identify passive design configurations that reduce heating/cooling loads in low-cost homes.
Approach: Model layouts and orientation; compare energy demand, daylighting, and comfort metrics across scenarios.
Value: Reduces utility burdens while improving indoor comfort.
Duration: ~5 months
55. Eco-Friendly Concrete Using Industrial By-Products
Focus: Determine optimal replacement levels of by-products that preserve performance while cutting emissions.
Approach: Mix design trials; test strength development and durability proxies; assess practical sourcing and variability.
Value: Supports greener concrete without exotic inputs.
Duration: ~6 months
56. Life-Cycle Costing of Hempcrete
Focus: Compare whole-life costs of hempcrete versus conventional materials including maintenance and energy impacts.
Approach: Build an LCC model; include assumptions on service life, insulation benefits, and regional cost data.
Value: Decision-ready economics for sustainable material adoption.
Duration: ~6 months
57. Phase Change Materials for Passive Cooling in Low-Cost Housing
Focus: Test whether PCM integration meaningfully reduces indoor peak temperatures and cooling demand.
Approach: Prototype wall/ceiling elements; monitor temperature profiles; compare to baseline assemblies.
Value: Low-energy cooling strategy for hot climates and vulnerable households.
Duration: ~6 months
58. Algae-Based Binders as Cement Alternatives
Focus: Explore algae-derived binders for feasibility, strength, and durability in simple composites.
Approach: Create binder mixes; test mechanical behaviour and water resistance; evaluate scalability constraints.
Value: Early-stage pathway toward lower-carbon binders.
Duration: ~6 months
59. Solar-Reflective Paint to Reduce Indoor Heat
Focus: Quantify temperature and energy savings from cool coatings in low-cost buildings.
Approach: Measure surface and indoor temperatures pre/post application; estimate energy impacts using simple models.
Value: Low-cost retrofit that can reduce heat stress and cooling costs.
Duration: ~5 months
60. Low-Cost Geopolymer Concrete Using Industrial Waste
Focus: Develop geopolymer mixes using locally available waste streams while maintaining acceptable performance.
Approach: Mix design optimisation; test strength, shrinkage, and durability proxies; evaluate cost and sourcing reliability.
Value: Reduces cement dependence and promotes circular use of industrial residues.
Duration: ~6 months
Smart Cities and Urban Infrastructure
61. AI-Driven Adaptive Traffic Signals for Cost-Effective Mobility
Focus: Assess congestion reduction from AI-based adaptive control versus fixed plans.
Approach: Simulate intersections/corridors; compare delay, queues, and emissions proxies across demand levels.
Value: A practical pathway to improved travel time without major road expansion.
Duration: ~6 months
62. Drone-Based Mapping of Informal Settlements
Focus: Produce accurate maps to support service provision and infrastructure planning.
Approach: Capture imagery; generate orthomosaics; validate key features (paths, drainage, structures) against ground checks.
Value: Low-cost spatial data for areas often missing from formal mapping systems.
Duration: ~5 months
63. Smart Water Sensors to Reduce Community Supply Losses
Focus: Determine how low-cost sensors can detect leaks and reduce non-revenue water.
Approach: Pilot sensors at strategic points; monitor flow/pressure anomalies; estimate savings from early detection.
Value: Improves reliability and reduces operational costs for community systems.
Duration: ~5 months
64. ICT Tools for Optimising Public Transport Operations
Focus: Measure service improvements from real-time info, analytics, and mobile integration.
Approach: Before/after analysis of headways, waiting time, and passenger satisfaction indicators.
Value: Better service quality without expensive fleet expansion.
Duration: ~6 months
65. Low-Cost IoT Flood Monitoring Networks
Focus: Build an affordable early warning system using distributed sensors and simple analytics.
Approach: Deploy water-level sensors; validate reliability; design alert thresholds and communication pathways.
Value: Earlier warnings reduce damage and improve evacuation outcomes.
Duration: ~6 months
66. Electric Tricycles as Affordable Urban Transport
Focus: Evaluate cost, charging needs, emissions reduction, and user acceptance of e-tricycles.
Approach: Field trials or operational modelling; compare total cost of ownership vs conventional options.
Value: Low-emission transport option aligned with affordability goals.
Duration: ~5 months
67. Community-Driven Urban Data Collection via Mobile Apps
Focus: Test citizen reporting for potholes, flooding, waste hotspots, and service gaps.
Approach: Prototype a simple reporting workflow; analyse data quality and responsiveness outcomes.
Value: Improves planning inclusivity and speeds up maintenance targeting.
Duration: ~6 months
68. Solar-Powered LED Street Lighting for Low-Income Neighbourhoods
Focus: Assess performance, reliability, and lifecycle cost of solar streetlights.
Approach: Pilot installation; monitor illumination levels, downtime, battery degradation, and maintenance needs.
Value: Improves safety while reducing electricity bills and grid dependence.
Duration: ~6 months
69. AI Waste Sorting to Improve Recycling Efficiency
Focus: Evaluate accuracy and throughput gains from AI-assisted sorting compared to manual methods.
Approach: Pilot a vision-based classifier or simulation; measure contamination rates and recovered material value.
Value: Increases recycling yield and reduces landfill volume.
Duration: ~5 months
70. Low-Cost Structural Health Monitoring Sensors for Bridges
Focus: Develop or validate affordable sensor packages for early damage detection.
Approach: Lab validation + field pilot; analyse vibration/strain trends and threshold-based alerts.
Value: Improves safety monitoring where traditional SHM systems are unaffordable.
Duration: ~6 months
Disaster Resilience and Risk Mitigation
71. Flood-Resistant Housing Using Floating Modular Systems
Focus: Evaluate structural stability and practicality of floating modules for flood-prone areas.
Approach: Prototype modelling; buoyancy and anchorage analysis; simulated flood testing for stability and serviceability.
Value: A resilience option where relocation is not feasible.
Duration: ~6 months
72. Community Disaster Preparedness Using Digital Mapping
Focus: Build risk maps and evacuation plans using accessible mapping tools and community input.
Approach: Map hazards and assets; run drills; evaluate readiness improvements with simple metrics.
Value: Strengthens preparedness with actionable, locally owned plans.
Duration: ~5 months
73. Drainage Planning Failures and Urban Flooding
Focus: Identify drainage design/maintenance gaps that drive repeat flooding in urban areas.
Approach: Catchment assessment + drainage network review; propose targeted upgrades and maintenance strategies.
Value: Reduces flood frequency and associated economic disruption.
Duration: ~6 months
74. Low-Cost Earthquake-Resistant Housing with Cross-Laminated Timber
Focus: Assess feasibility and seismic performance potential of CLT-based affordable housing prototypes.
Approach: Concept design + simplified modelling; evaluate connections, ductility, and cost drivers.
Value: Lightweight systems can reduce seismic demand and speed construction.
Duration: ~6 months
75. Drought-Resistant Building Materials for Risk Reduction
Focus: Test materials’ durability under prolonged heat/dry exposure and water scarcity constraints.
Approach: Material screening + ageing tests; assess cracking, strength retention, and maintenance implications.
Value: Better infrastructure performance in arid and drought-prone regions.
Duration: ~6 months
76. IoT-Based Flash Flood Early Warning Feasibility
Focus: Determine whether low-cost sensors and communications can deliver reliable warnings in time.
Approach: Sensor deployment plan + prototype alerts; validate data reliability and threshold logic with rainfall/runoff events.
Value: Early warning can drastically reduce loss of life and property damage.
Duration: ~6 months
77. Cyclone-Resistant Roofing for Coastal Communities
Focus: Develop affordable roof connections and forms that reduce uplift failure risk.
Approach: Prototype connection details; test pull-out/uplift resistance; produce easy-to-build guidance.
Value: High impact, low-cost resilience upgrade for vulnerable housing.
Duration: ~5 months
78. Mangrove Restoration to Reduce Storm Surge Impacts
Focus: Quantify protective benefits of mangrove belts for coastal settlement risk reduction.
Approach: Review restoration sites; model wave attenuation or compare damage patterns with/without mangroves.
Value: Nature-based defence with biodiversity and livelihood co-benefits.
Duration: ~6 months
79. Low-Cost Earthquake Retrofitting for School Buildings
Focus: Evaluate retrofit options that improve safety without major rebuild cost.
Approach: Vulnerability screening; select retrofit measures (bracing, jacketing, connection upgrades); model or test performance gains.
Value: Protects high-occupancy buildings and supports safer learning environments.
Duration: ~6 months
80. Post-Disaster Housing Reconstruction Using Local Materials
Focus: Identify local materials and build systems that restore housing quickly without compromising safety.
Approach: Material testing + constructability review; produce a reconstruction toolkit with cost and performance comparisons.
Value: Faster recovery and lower dependence on imported materials.
Duration: ~6 months
Energy Efficiency and Renewable Infrastructure
81. Small-Scale Hydropower Feasibility for Rural Communities
Focus: Assess hydro potential, seasonal variability, and system sizing for small off-grid sites.
Approach: Flow/head surveys; conceptual design; estimate energy output and costs under different scenarios.
Value: Reliable local power that supports services and livelihoods.
Duration: ~6 months
82. Low-Cost Solar Water Heater Performance Evaluation
Focus: Compare efficiency and payback of budget solar heaters under local weather conditions.
Approach: Prototype testing; measure temperature rise, losses, and daily yield; calculate payback with local energy prices.
Value: Reduces household energy costs with a simple renewable technology.
Duration: ~5 months
83. Energy-Efficient Roofing Materials for Affordable Housing
Focus: Evaluate roofing options that reduce heat gain and improve comfort at low cost.
Approach: Compare material assemblies; monitor indoor temperature and heat flux proxies; estimate energy impacts.
Value: Comfort improvements and lower cooling demand for vulnerable households.
Duration: ~5 months
84. Cool Roof Coatings and Indoor Temperature Reduction
Focus: Quantify performance of reflective coatings across building types and climates.
Approach: Pre/post field measurements; model energy savings; track coating durability and maintenance needs.
Value: Low-cost retrofit with strong heat-stress reduction potential.
Duration: ~6 months
85. Off-Grid Solar Water Pumping for Agriculture
Focus: Assess pump sizing, reliability, and farm productivity impacts from solar pumping adoption.
Approach: System design + field trial or simulation; compare costs and irrigation consistency vs diesel/electric alternatives.
Value: Supports climate-resilient farming and reduces fuel dependence.
Duration: ~6 months
86. Wind-Powered Public Lighting in Low-Income Communities
Focus: Determine whether small wind systems can reliably power public lighting in suitable locations.
Approach: Wind resource assessment; design system with storage; evaluate reliability and lifecycle cost.
Value: Alternative renewable lighting where solar is constrained or hybrid systems make sense.
Duration: ~6 months
87. Low-Cost Thermal Insulation from Natural Fibres
Focus: Develop and test insulation products using locally available fibres (hemp, cotton, wool, etc.).
Approach: Prototype panels; test thermal conductivity proxies, moisture behaviour, and fire safety considerations (as feasible).
Value: Affordable efficiency improvements with renewable inputs.
Duration: ~5 months
88. Biogas from Agricultural Waste for Rural Energy
Focus: Assess biogas yield, system reliability, and household/community energy impact.
Approach: Pilot digester setup; monitor gas production and feedstock logistics; compare benefits versus traditional fuels.
Value: Waste-to-energy solution that reduces indoor air pollution and fuel costs.
Duration: ~6 months
89. Passive Ventilation as a Sustainable Cooling Strategy
Focus: Evaluate design strategies (cross ventilation, stack effect, shading) to reduce cooling needs.
Approach: Field measurements or modelling; compare comfort metrics across design variants.
Value: Low-cost comfort gains with minimal operational energy.
Duration: ~6 months
90. Micro Hydropower Performance for Small Villages
Focus: Evaluate micro-hydro output stability, maintenance needs, and local operational feasibility.
Approach: System modelling; site assessment; maintenance and lifecycle cost planning.
Value: Durable renewable electricity option for remote settlements.
Duration: ~6 months
Waste Management and Circular Economy in Construction
91. Waste Glass Powder in Cement-Based Grouts
Focus: Determine how glass powder affects grout flowability, strength, and durability.
Approach: Trial mixes; test rheology, strength, shrinkage, and permeability proxies.
Value: Adds high-volume reuse pathway for waste glass in construction materials.
Duration: ~6 months
92. Reusing Demolition Waste for Low-Cost Housing
Focus: Evaluate processed demolition waste as viable construction inputs for affordable builds.
Approach: Material grading/quality checks; trial applications; compare costs and performance with virgin materials.
Value: Reduces disposal and lowers material cost barriers in housing delivery.
Duration: ~6 months
93. Interlocking Bricks from Plastic Waste and Sand
Focus: Assess manufacturability and structural suitability of plastic–sand interlocking bricks.
Approach: Produce samples at various ratios; test compressive strength, creep/deformation, and heat sensitivity risks.
Value: Creates a durable product from plastic waste with simple construction benefits.
Duration: ~6 months
94. Cost-Effective Recycling of Construction and Demolition Debris
Focus: Identify processing approaches that deliver usable recycled products at competitive cost.
Approach: Compare crushing/sorting strategies; test output quality; build a simple economic model for viability.
Value: Helps scale C&D recycling in markets where economics are tight.
Duration: ~6 months
95. Sustainable Waste Management in Informal Settlements
Focus: Design practical waste collection and sorting strategies that fit informal settlement constraints.
Approach: Baseline assessment; co-design options with residents; evaluate cost, participation, and health/environment outcomes.
Value: Improves sanitation outcomes with realistic, community-aligned interventions.
Duration: ~6 months
96. Paper Mill Sludge as a Supplementary Cementitious Material
Focus: Test whether treated paper mill sludge can replace a fraction of cement without unacceptable performance loss.
Approach: Process sludge; trial mixes; measure strength, setting behaviour, and durability proxies.
Value: Converts a disposal problem into a lower-carbon cement substitute where feasible.
Duration: ~6 months
97. Upcycling Textile Waste into Building Insulation
Focus: Evaluate textile-based insulation for thermal performance, moisture behaviour, and durability.
Approach: Prototype mats/panels; test conductivity proxies and ageing; assess practical manufacturing constraints.
Value: Circular-economy solution for a growing textile waste stream.
Duration: ~6 months
98. Low-Cost Paving Blocks Using Crushed Ceramic Waste
Focus: Determine optimal ceramic waste content for paving blocks that meet strength and wear requirements.
Approach: Mix trials; test compressive strength, abrasion resistance, absorption, and dimensional stability.
Value: Turns ceramic waste into a marketable infrastructure product.
Duration: ~6 months
99. Agricultural Waste in Green Concrete Production
Focus: Assess agricultural residues (e.g., rice husk ash) as cement replacements or performance enhancers.
Approach: Characterise ash; trial mixes; test strength and durability proxies; evaluate consistency and sourcing.
Value: Low-cost, renewable contribution to lower-carbon concrete.
Duration: ~6 months
100. Rubberised Asphalt for Low-Cost Road Construction
Focus: Evaluate whether recycled rubber improves pavement performance enough to justify implementation cost.
Approach: Mix design and lab testing; compare rutting resistance and cracking susceptibility proxies; estimate lifecycle economics.
Value: Durable pavements plus a high-volume recycling outlet for waste rubber.
Duration: ~6 months
