Provincial Highways in Balochistan, Punjab, Sindh & NWFP needed improvement & rehabilitation. For this purpose ADB provided finance. NHA through Consultants carried out a feasibility study on screened roads (1250 km), detailed design of selected Highways (600 km).
All these provincial highways are generally 2-lane facilities having 7.30 meter wide asphaltic pavement and treated shoulders on either side.
Feasibility Study (1250 km)
Detailed Design (600 km)
ECIL undertook following tasks for the above work at (1) & (2).
Road & structure condition survey
Engineering survey consisting of traverse survey, topographic survey, and cross section levelling
Traffic & axle load survey and traffic forecast
Assessment of loads - pavement interaction and study of its damaging effects on pavement, suggestion of remedial measure
Preparation of specification for weigh bridges
Road roughness survey and Benkelman beam deflection study
Hydrological investigations & study
Hydrological investigations & study Soil investigations
Prepared preliminary design & preliminary cost estimates
Prepared economic feasibility which includes the derivation of Benefit Cost Ratio (BCR), Internal Rate of Return (IRR), Net Present Value (NPV) and ratio of project cost for the first year benefits of the project to demonstrate the economic and technical feasibility, including testing the results on HDM model
Detailed engineering design of pavement & other improvement works, including bridges & structures
Tender documents & cost estimates