India
This supervision construction project was executed between teams from Egis India Consulting Engineers and Egis Bceom International as the lead consultants with Stup Consultants and Aarvee Associates as partners.
Construction Supervision for 4 laning of NH-31, Contract Packages AS-4 and AS-5
The construction supervision of the 4 Laning in the State of Assam is part of the National Highway Development Programme. The scope of work involves strengthening the existing 2-lane carriageway and widening it to 4 lanes.
The project is located in the Kamrupa and Nalbari districts of Assam State and is a part of National Highway 31 connecting Guwahati to Nalbari. The Project basically comprises the upgrading and construction of 4 lane highways with flexible pavements, flexible overlays over the existing pavement after widening, the construction of bridges and culverts, high enbankment/elevated structures, along with existing highways.
The project road Guwahati to Nalbari (km1121.00 to km1065.00), 56km, 4-lane, is sub-divided into the following civil contract packages:
- EW-II (AS-4) – 4 Laning from km1121.00 to km1093.00 of the Guwahati to Nalbari section of NH-31:
Package length 28km, 4 lanes, type of pavement: flexible.
Minor bridges/Structure details:
No. of minor bridges: 10
No. of ROB: 1 at km1113+800, span arrangment: 6 x 20.20 + 25.0 + 17.0 + 25.2/11.0 + 31.8 + 13.0/27.0 + 22.5 + 20.6 x 6 (left carriageway) and 6 x 20.20 + 22.5 + 26.0/12.0 + 31.8 + 12.0/26.0 + 17.0 + 25.0 + 20.0 x 6 (right carriageway), pile foundations.
No. of box culverts: 16
No. of slab culverts: 34
- EW-II (AS-5) – 4 Laning from km1093.00 to km1065.00 of Guwahati to Nalbari section of NH-31:
Package length 28km, 4 lanes, type of pavement: flexible.
Major bridges/Structure details:
No. of major bridges: 4
- Pagaldia River bridge at ch. 1066+297, bridge length: 120m, Span arrangement: 3 x 40.00, Well foundation, I-PSC Girder.
- Sessa River bridge at ch. 1068+328, bridge length: 80m, Span arrangement: 2 x 40.00, Well foundation, I-PSC Girder.
- Baralia River bridge at ch. 1083+686, bridge length: 80m, Span arrangement: 2 x 40.00, Well foundation, I-PSC Girder.
- Puthimari River bridge at ch. 1092+428, bridge length: 120m, Span arrangement: 3 x 40.00, Well foundation, I-PSC Girder.
No. of minor bridges: 17
No of ROB: 2
No. of box culverts: 7
No. of slab culverts: 12
No. of pipe culverts: 3
Supervision of Construction
Egis India Consulting Engineers and Egis Bceom International in joint venture with STUP and AARVEE, were awarded the contract for: