Urgent shifting of 150mm DI pipeline over bridge at Bolkarne in VP Sancorda in Sanvordem Constituency.

Earth work in excavation by mechanical means (hydraulic excavator)/manual means in foundation pipeline trenches, drain not exceeding 1.5m in width 10 sq.m on plan including dressing of sides ramming of bottoms for all lead and lift including setting out the excavated soil & disposal of surplus soil with all lead including providing barricading danger lighting guarding as directed by departmental officer in all types strata comprising any of the materials such as soil, silt sand clay gravel moorum of all conglomerated laterite rock, soft rock fissured shattered decomposed rock or weathered rock and all such other materials as described under Appendix A to these specification either in full or in parts as the case may be adopting any approved method of methods as may be convenient or permitted inclusive of chiselling, wedging etc, blasting prohibited in all conglomerates as directed by the Engineer-in-charge etc, complete.

150 mm dia

Double Socket Bend 90 Degree

150 mm dia

Double Socket Bend 45 Degree

150 mm dia

Double Socket Bend 22.5 Degree

150 mm dia

150 mm dia

Flanged Socket Tail piece ( Flanged Adaptors)

150 mm dia

Cast iron or Ductile iron or A.C. or S & S or flanged & PVC pipes.

S&S flanged/plain ended specials

150 mm dia

Double socketed specials such as bends collar couplings etc

150 mm dia

150 mm dia

150 mm dia

150 mm dia

Construction of Reinforcement cement concrete chamber 90x90x150cm inside with 30 cms wall thickness in Cement Concrete 1:2:4 ( 1 cement : 2coarse sand:4 graded granitic or basaltic stone aggrt. 20mm. nominal size ) including centering /shuttering and TMT steel not less than 70kg/cu.m for sluice valves or equivalent main valves of suitable diameter with necessary excavation 15cms thick rubble packing and 10cms thick foundation concrete 1:3:6 ( 1 cement : 3 coarse sand: 6 graded granitic or basaltic stone aggrt. 40 mm nominal size) and inside plastered with cement mortar 1:3 ( 1 cement : 3 coarse sand) finished with floating coat of neat cement complete and as per standard drawing (rate is inclusive of earthwork excavationand all other materials and labour as per details above excluding cost of surface chamber cover) as directed by the Engineer in-charge.

Manufacturing Fabricating supplying and fixing in position over the main valve chamber. Two/three shutter M. S. cover manufactured out of 10mm thick M.S.plate size (1.2mx1.2m)with bottom angles of size 65x65x6mm supporting parallel in the middle M.S. I beam of size 125x75 as per requirement & size of chamber with both side extended 20cm to 30cm to be fixed in the wall further supporting Diagonal angles and cross angles of size 65x65x6mm to both way perfectly hinged with 8nos of bar hinges capable to withstand heavy vehicle impact 4 nos. of handles made out of 12mm to 16mmdia bar bottom side locking arrangement for both main shutter as well a side shutter and welded 4 nos. of holdfast of L.S. 65x65x6mm to 40cm-long 4nos of bar hinges of high strength double angles and hold fast should be embedded in reinforcement concrete of 1:2:4 or richer mix incl. Transportation labour Priming coat painting etc. complete As per standard drawing.(10mm thick 1.2m x 1.2m M.S plate surface cover for R.C.C chamber size 90cmx90cmx150cm) as directed by the Engineer in-charge.

Refilling the pipeline/foundation trenches plinth sides foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

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

All works upto plinth level

Foundations Footings Bases for columns

All works upto plinth level