Providing and fixing of Sluice valve and repairs to Pagartollem Irrigation tank at Tarvalem in V.P. Shiorda of Taluka Ponda

Earthwork in excavation by mechanical/ manual means in all type of strata comprising any of the materials such as soil, sand, silt, clay, gravel, moorum of all varieties, shingles, pebbles all types of conglomerates, laterite rock, soft rock, ordinary rock, disintegrated or weathered rock, fissured/shattered, decomposed rock and all such other material either in full or in parts, as the case may be by adopting any approved method or methods as may be convenient or permitted inclusive of chiseling, wedging etc. but blasting prohibited in all condition such as dry, moist, saturated, submerged, foul conditions etc including pumping or bailing out water/dewatering including setting out construction of shoring, strutting and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom, providing barricading, danger lighting, guarding etc. and backfilling the excavated earth to the extent required and disposing of surplus excavated soil/rock at specified areas with all leads and all lifts etc complete as per specification and drawing and as directed by the Engineer-in-charge etc. complete.

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Centering and shuttering including struttings, propping etc. and removal of formwork for : a. Foundations, footings, bases for columns and mass concrete.

Providing & laying cement concrete 1: 1.5: 3 (1 cement: 1.5 coarse sand: 3 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in: a. All works upto plinth level

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. Cast steel double flanged manually operated sluice valve/ gate valve having body, bonnet in cast steel ASTM A 216 Gr WCB, wedge and steel ring in cast steel ASTM A-216 Gr. WCB with 13% CRSteel, inside screw rising stem in stainless AISI 410 spindle, bonnet brush and gland brush in stainless steel ASTM A 479 Gr 410, bonnet stud in alloy steel ASTM A 193 Gr B 7, and gasket of metallic spiral wound inAISI 304 with graphite filled in. The construction and testing of valve will be as per applicable requirements of API 600 & 589 respectively. Flanges drilled to IS 1568, table 4&6 or ANSI 16.50 as per requirements. Class 300 (Class A) g. 300mm dia.

Supplying at store or site of work including railway freight, carting, loading and unloading, stacking etc. centrifugally cast, (spun) iron pressure pipes with plain spigot and socket joints, conforming to IS : 1536 with up to date amendments in standard lengths suitable for jointing with lead and rubber gasket known as TYTON joints Class A. g. 300mm dia.

LABOUR. c. Mate Coolie (ord.), Sweeper, Helper, Beldar

Welder (Highly skilled)

Blacksmith: b. 2nd class (semi-skilled)

Dry stone pitching 22.5 cms thick using laterite stone of approved quality including supplying of stone and preparing surface etc. complete.