Construction Supervision Services For 4-Laning and Strengthening of Sections AP-1, AP-3, AP-5 of NH-5, Andhra Pradesh
This project is a component of the programme for improvement, rehabilitation, and upgradation of the 13,000-km Golden Quadrilateral. When completed, the Golden Quadrilateral will provide an interstate high-speed road network connecting the four major metropolitan areas in India: New Delhi, Kolkata, Chennai, and Mumbai via Bangalore. The NH-5 will link Chennai to the NH-6 in West Bengal, which in turn will provide access to Calcutta and the NH-2 to New Delhi. SHELADIA has been retained as supervision consultants for the following sections:
- Visakhapatnam – Champavati River (AP-3) 46.4 km
- Champavati River – Srikakulam (AP-1) 48.0 km
- Bridges over 30 m between Visakhapatnam and Srikakulam (AP-5)
Project designed as a partially limited access highway and making extensive use of existing right-of-way. Works characteristics include:
- Widening of existing road and/or construction of new road (sections include: 4-lane carriageway, 4-lane carriageway with rural and urban service roads, and 6-lane carriageway with service roads)
- Construction of pavements with bituminous concrete, dense bituminous macadam, and wet mix macadam layers
- Trial sections to prove the practicality and usefulness of polymer modified bituminous binders and geotextiles
- Construction of 2 flyovers and 3 underpasses
- Construction of 10 major bridges (with pile and caisson foundations)
- Construction and extension of culverts
- Construction of toll plazas, traffic information centers, and bus shelters.
Brief Description of Services Provided *Pre-contract award services
- Review of design and bid documents and issuance of working drawings
- Pre-construction contractor monitoring and coordination
- Assistance with land acquisition and resettlement
- Development of traffic and safety plans
- Monitoring and control of construction activities based on FIDIC conditions of contract modified with World Bank conditions of particular application
- Quality control of materials *Preparation of reports and maintenance of as-built records
- Environmental monitoring
- Fiscal control
- Assistance with claims and disputes
- Preparation of construction and maintenance manuals
- Final inspection and certification of works
- Defect liability period monitoring
- Training.