Widening and Improvement of bye lane no 15 at IGC Chaygaon Chatabari

Amount

APWD. Sch. No.3.11/301 Excavation in Soil with Dozer with lead upto 100 metres (Excavation for road way in soil by mechanical means including cutting and pushing the earth to site of embankment upto a distance of 100 metres (average lead 50 metres), including trimming bottom and side slopes in accordance with requirements of lines, grades and cross sections. For the RCC 600 dia HP culvert

APWD. Sch. No.9.7 PCC 1:3:6 in Foundation (Plain cement concrete 1:3:6 mix with crushed stone aggregate 40 mm nominal size mechanically mixed, placed in foundation and compacted by vibration including curing for 14 days.) For the HP culvert

APWD. Sch. No.9.2 Bedding of pipe Type A (Concrete Cradle) Bedding Laying concrete cradle bedding with M15 Grade Cement Concrete as per Clause 1105 (i) Rate as per Item No.11.4 (II)(i) of Chapter 11

APWD. Sch. No.3.11/301 Providing and Laying Reinforced Cement Concrete Pipe NP3 as per design in Single Row Providing and laying reinforced cement concrete pipe NP3 for culverts on first class bedding of granular material in single row including fixing collar with cement mortar 1:2 but excluding excavation, protection works, backfilling, concrete and masonry works in head walls and parapets Clause 1106.

APWD. Sch. No.3.11/301 Removal of Unserviceable Soil with Disposal up to 1000 metres (Removal of unserviceable soil including excavation, loading and disposal upto 1000 metres lead but excluding replacement by suitable soil which shall be paid separately as per clause 305.)

APWD Sch. No.3.15/305.4.3 Scarifying existing bituminous surface to a depth of 50 mm by mechanical means (Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material with in all lifts and lead up to 1000 metres.)

APWD. Sch. No.3.18/305 Construction of sub grade and earthen shoulders with approved materials obtained from borrow pits, with initials lead up to 3.0 km transporting to site spreading, grading to required slope and compacting to meet requirement of table 300-2 (including land compensation of earth) (a), (Including cost of testing of materials at site and laboratory as directed by the deptt.) a) from private land

For extra 3 KM lead @Rs.8.46 per cum/km

APWD. Sch. No 4.1/401 Granular Sub-Base with close graded material (Table: 400-1) (B) By Mix in Place Method Construction of Granular Sub-Base by providing close graded material, spreading in uniform layers in with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC and compacting with vibratory roller to achieve the desired density, complete as per Technical Specification Clause 401.( with an initial lead of 5 KM) (Including cost of testing of materials at site and laboratory as directed by the deptt.) (i) For Grading I Material

APWD. Sch. No 4.9/404 Water Bound Macadam Providing, laying, spreading and compounding stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing, roller with vibratory roller 80-100 tonnes in stages to proper grade and camber, applying and brooming requisities type of screening/ binding materials to fill-up the insertices of coarse aggregate, watering and compacting to the required density.(with an initial lead of 5 KM) A. By Manual Means (II) Grading-II (b) Using Screening Type –A (13.2 mm Agg.)

(III) Grading-III (b) Using Screening Type –B (11.2 mm Agg.)

APWD. Sch. No 5.1A/502 Prime coat Providing and applying primer coat with bitumen emulsion on prepared surface of granular base including cleaning of road surface and spraying primer at the rate of 0.60 kg/sqm using mechanical means(Including cost of testing of materials at site and laboratory as directed by the deptt.) (ii) With bitumen emulsion CSS-1 (IS-8887-2004) c) Granular surfaces treated with primer

APWD. Sch. No 5.2/503 Tack coat Providing and applying tack coat with bitumen emulsion using emulsion pressure distributor at the rate of 0.20 kg/sqm on prepared bituminous/granular surface cleaned with mechanical brooms (Including cost of testing of materials at site and laboratory as directed by the deptt.) (II) With bitumen emulsion CSS-1(IS-8887-2004) c) Granular surfaces treated with primer

APWD. Sch. No 5.10/511 Open –Graded Premix Surfacing Providing, laying and rolling of open –graded premix surfacing of 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates either using penetration grade bitumen or cutback or emulsion to required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable plant, laying and rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades.(including carriage up to initial lead 5.0 KM from quarry and carriage of mixed materials up to 10.0 Km initial lead from mixing plant). (Including cost of testing of materials at site and laboratory as directed by the deptt.) A.Without anti stripping agent Type A

APWD. Sch. No.512/513. Seal Coat Seal Coat (Providing and laying seal coat sealing the voids in a bituminous surface laid to the specified levels, grade and cross fall using Type A and B seal coats) (including carriage up to initial lead of 5.0 km from quarry) (Including cost of testing of materials at site and laboratory as directed by the deptt.) A. Without anti stripping agent Case-I : Type A Providing and laying liquid seal coat comprising layer of bituminous binder (paving bitumen of 60/70 grade or CG-30 grade, followed by a cover of crushed stone chipping of specified grade) (including carriage up to initial lead of 5.00 km from quarry)

TOP CONSTRUCTION

SRI KHANINDRA TALUKDAR

MD Ismail Ali

KHAGEN TALUKDAR