Protection work of H.L. Bridge 5 span 21m each over creak of Som Nadi x-ng road from Kathgarh to Rampur Gainda in Yamuna Nagar Distt. .

Amount

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead up to 50 m and lift up to 1.5 m, as directed by Engineer-in-charge. All kinds of soil (HSR.4.12.1)

Constructing cast-in situ RCC diaphragm wall by providing and laying machine batched, machine mixed, self compacting, ready mix reinforced cement concrete, tramie controlled, of M 30 grade using minimum 400 kg cement per cum of concrete including providing and mixing required admixtures in recommended proportions as per IS : 9103, as approved by the Engineer-in­charge, for achieving 150- 200mm slump, for diaphragm wall having thickness as per approved structural design not exceeding 600 mm, in panels of required depth and lengths as per approved drawing, including constructing necessary guide walls as required and as specified including boring in all kinds of soils and rocks, including working in or under water and / or liquid mud, in foul conditions and pumping or bailing out of water and removing slush, including disposal of earth/ rock / slush etc. for all leads and all lifts, including preparing, providing and re­circulating bentonite slurry in the trench as and when required for all depths, including agitating bentonite slurry during trenching etc., providing and fixing stop ends or form tubes, up to the required depth of diaphragm wall including extracting the same after casting, including chipping off the bentonite adulterated concrete or unsound concrete up to the cut off level for obtaining the sound concrete, dressing undulations on the exposed face of diaphragm wall after excavation by chipping / chiselling etc. including filling the depression/ cavities with sound concrete etc. complete and as directed by the Engineer-in-charge, including providing recess for bearing plates and fixing insert boxes for. Note: Less cement used as per design mix is recoverable. However no extra payment shall be made if excess cement is used as per design mix and for under water concreting. HSR.6.68)

Providing and laying boulders apron on river bed for protection against scour with stone boulders weighing not less than 40 kg each complete as per drawing and Technical specification clause 2503. (HSR.35.6)

Wire Crates 1.20 m x1 .20 m from all directions of G.I. Wire, filled with boulders with square-cut faces, against the wire-3.25 mm dia G.I. wire. 15 cm. x 15 cm mesh (diagonal wise) (HSR.16.38.6)

Karam Singh

M/s Krishana Construction Company VPO Rasulpur

KALUWALA CONSTRUCTION PRIVATE LIMITED

Krishna Construction Co

Harbans Lal Govt. Contractor