Dima Hasao/11 Construction of Bridge in Dima Hasao District (i) Br No. 6/1 on Chotowapu to Bhanjikhallu via Motiphonglo.

Providing and constructing temporary island 16 m diameter for construction of well foundation for 6m dia. well. Assuming depth of water 4.0 m and height of island to be 4.5m. Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Pile load test on single vertical pile in accordance with IS:2911(Part-IV). a). Initial and Routine load test Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Pile load test on single vertical pile in accordance with IS:2911(Part-IV). B. (Lateral load test) Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Pile integrity test. Integrity testing for all piles by using pile driving analyser or equivalent as approved by engineer in charge and detailed in specification. Test to be carried out by an approved reputed agency. Item to include all incidental work to execute the job Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Bored cast-in-situ M35 grade R.C.C. Pile excluding reinforcement complete as per drawing and technical specifications and removal of excavated earth with all lifts and lead upto 1000 m. (Pile diameter-1200mm) Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Providing placing and driving in position for RCC piles 6mm permanent M.S Liner upto required depth including fabricating and setting out as per detailed drawing Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Excavation for Structures (Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. (B) Mechanical Means (II) With dewatering (i) Depth upto 3 m Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Levelling course for Pile cap Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Cement concrete for reinforced concrete in Pile cap complete as per drawing and Technical Specification.RCC Grade M35 (Using Batching Plant, Transit Mixer and Concrete Pump) Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)

Supplying, fitting and placing TMT (Fe-500 D) reinforcement bar (From Primary Producer: TATA/SAIL/Esser Steel/ Jindal steel/Shyam steel/RINL) in Foundation as per drawings and technical specifications Clauses 1000 and 1202 Pile & Pile caps Br. No. 6/1 Chotowapu to Bhanjikhallu via Motiphonglo (Span 2 x 20 + 1 X 40)