Repair and maintenance of pipline and other allied works in/c extension of pipeline of PWS Schemes at Purba Noabadi VC, of Mandwi R.D. Block within the jurisdiction of PWD (DWS) Sub-Division Mandwi during the year 25-26

A) All Kinds of Soil

Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete.

i) 1:2:4 ( 1 Cement: 2 fine sand : 4 well burnt brick aggregate 20 mm nominal size)

ii) 1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size)

i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size

i) Foundations, footings, bases for columns etc. for mass concrete with timber plank

i) Thermo-Mechanically Treated bars of gradeFe-500D or more

i) In cement mortar 1:4 ( 1 cement : 4 fine sand )

In Cement mortar 1:4 ( 1 cement : 4 fine sand )

Neat cement punning.

i) 40 mm OD

ii) 50 mm OD

iii) 90 mm OD

iv) 110 mm OD

iv) 140 mm OD

i) 40 mm dia.

ii) 50 mm dia.

iii) 90 mm dia

iv) 110 mm dia

v) 140 mm dia

i) 40 mm dia.

ii) 50 mm dia.

iii) 90 mm dia

i) 40 x 40 mm dia.

ii) 50 x 50 mm dia.

iii) 90 x 90 mm dia.

iii) 110 x 110 mm dia.

i) 50 x 40 mm dia.

ii) 110 x 90 mm dia.

i) 15 mm dia nominal bore

ii) 40 mm dia nominal bore

iii) 80 mm dia nominal bore

iv) 100 mm dia nominal bore

v) 125 mm dia nominal bore

i) 10 mm nominal bore

i) 80 mm dia. A. PN - 1.0

ii) 100 mm dia. A. PN - 1.0

iii) 150 mm dia. A. PN - 1.0

i) Upto 300 mm dia.

i) 100 mm dia

ii) 150 mm dia

(i) 100 mm dia Ductile Iron Class K-7 pipes.

(ii) 125 mm dia Ductile Iron Class K-7 pipes.

(iii) 150 mm dia Ductile Iron Class K-7 pipes.

i) 100 mm dia

ii) 150 mm dia

i) 15 mm dia 150 mm long

i) 40 mm dia with 15 mm dia opening

ii) 50 mm dia with 15 mm dia opening

iii) 90 mm dia with 15 mm dia opening

iii) 110 mm dia with 15 mm dia opening

i) 15 mm dia

ii) 25 mm dia

i) For pipes not exceeding 90 mm dia

ii) For pipes exceeding 90 mm dia but not exceeding 300 mm dia

B) For GI/CI/DI pipes in new work. a) All kind of Soils i) For pipes exceeding 90mm dia but not exceeding 300mm dia.

i) 15 mm dia

i) 15 mm dia

i) 15 mm dia

i) 90 mm dia.

ii) 110 mm dia.

iii) 140 mm dia.

i) 90 mm OD

ii) 110 mm OD

iii) 140 mm OD

i) 80 mm dia

ii)100 mm dia

iii)125 mm dia

iv) 150 mm dia

i) 150 mm dia

ii) 125 mm dia

iii) 100 mm dia

iv) 80 mm dia

v) 65 mm dia

Making road crossing by horizontal boaring for smooth laying of UPVC/CI/DI/GI pipes etc. of required dia complete as per specification and the direction of the Engineer-in-charge. A. By manual means

i) 15 mm dia PVC /plastic bib cock

i) 90 mm dia

ii) 110 mm dia

iii) 140 mm dia

i) 90 mm OD

ii) 110 mm OD

iii) 140 mm OD

i) 90 mm dia

ii) 110 mm dia

iii) 140 mm dia