MANSI DAM
Construction of Straight Gravity Masonry Dam over Mansi River, Dist. Udaipur.
Sripada Yellampally Concrete Dam
- Concrete Dam across second largest river in the country
- Heavy flood discharges during monsoons
- Undersea ground improvement
- 1200m long spillway with roller bucket type energy dissipation structure
- 3000m and 2000m long earthen flanks on either side
- More than 5,00,000 cum of concrete
- Well point dewatering system due to heavy seepage of water through the river bed
Thotapalli Earth Dam and Canal
- Construction of Earthen Dam
- Fabrication and erection of spillway gates
- 48 Km long main canal
- 80 nos. CM and CD structures
- Two major RCC acquaducts over rivers
- More than 5,00,000 cum of concrete
- More than 20 L Cum of earth work and 1.20 L Cum of concrete
Talla-Palta water transmission main
Design, manufacture, supply and laying of RCC Jacketed pipes cast monolithically with 1626 mm outside diameter spirally welded carrier steel pipes with cement mortar lining inside.
- Elevated Section – 1.3 km
- Cut and cover Section – 4.70 km
- Micro Tunneling Section – 15.80 km
- 80 nos. CM and CD structures
Khopoli Penstock
Construction of Encased Steel Penstock 2.6 to 2.9 m dia, 12 to 20mm thick and 1.8 km length, 30 to 36 m below ground level and at a slope of upto 50 degrees.
Straight Gravity Masonry Dam Mansi River
- Construction of UCR Colgrout dam, 250m long and 40m high
- Bridge on spillway
- Intake structure and pump house
- Supply, fabrication and installation of radial gates with hoists
Udhampur Railway Tunnels – T2/ T3
- Construction of single line B G Tunnel No.2 including cut and cover between kms 6/675 to 8/100 between Udhampur – Katra Section of length 1.2 Km
- BG Tunnel No.3 including cut and cover between Km 12/180 to 14/729 between Udhampur -Katra Section of length 2.47 Kms
Kundli Pumping Scheme Phase I & II
- 25m high 300m long dam
- Colgrout masonry hearting and RCC glacis concrete
- Energy dissipation structure
- RCC Pump House with dry well and wet well
- Laying of 1.50m dia steel pipes of 800m length
Bhivpuri Power House
- 2x24MW
- Mini Colgrout Dam across Power House and a Tailrace channel
- Intake structure with gates
New Intake Works at Khandi
- Construction of new 25m height RCC intake structure including trash rack screens and stop log gate
- Construction of new gate shaft with screw hoist gate
- Construction of 400m long RCC lined new tunnel
- Excavation of underwater channel
Strengthening of Mulshi Dam
- Existing Dam 1400m long 48m high
- Construction of Colgrout masonry buttresses
- Construction of New RCC spillway with gated structure
- Colgrout masonry and concrete quantity; 1,40,000 cum and 25000 cum respectively
Myntdu Leshka Hydro Tunnel
The Tunnel works for Hydro-Electric project in the remote area of Meghalaya at a distance of 115 Kms from the nearest city of Shillong, bordering Bangladesh, involved construction of:-
- Headrace lined tunnels of modified horseshoe shape more than 3 Km long with adit tunnels up to surge shaft for regulated discharge of around 30 Cusecs discharge
- Pressure tunnel
- Vertical surge shaft lined up to height 85 m
- Intake structure: Concrete structure size medium height intake gate
- Adit – 2 nos, ‘D’ shaped to facilitate construction works