Improvement and relining to SIP main canal from ch.9.875 km. to ch. 9.930 km. and other repair work bet 9.500 km. to 10.100 km in Quepem Taluka

Amount

Clearing jungle incl. Uprooting of rank vegetation grass bush woods trees and saplings of girth upto 30 cms measured at a height of 1 m above ground level & removal of rubbish upto a distance of 50 mts outside the periphery of the area cleared (If however, only grass is met with the area will be measured and paid for under item 4001)

Demolishing cement concrete 1:3:6 or richer mix incl. disposal of material within 50m lead

Earthwork in surface excavation not exceeding 30 cms depth (but exceeding 1.5m width as well as 10sqmt on plan) incl disposal of excavted earth beyond work site for all leads lifts disposed earth to be levelled and neatly dressed in b) Hard Soil

Earthwork in excavation by mechanical means (hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sq.m on plan) including disposal of excavated earth lead upto 50 m and lift upto 1.5m disposed earth to be leveled and neatly dressed including providing barricading, danger lighting guarding as directed in : a)All kinds of soil

Earthwork in excavation by mechanical means (hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sq.m on plan) including disposal of excavated earth lead upto 50 m and lift upto 1.5m disposed earth to be leveled and neatly dressed including providing barricading, danger lighting guarding as directed in : a)All kinds of soil Extra for additional depth of 1.5 m or part thereof in:

Earthwork in embankment with soil cement mix 300 mm thick with 10% cement and 90% approved material ( contractor’s earth ) including all lifts, leads, laying in layers not exceeding 100 mm thickness, controlled method of compaction as approved by Engineer-in-charge to the required dry density at requisite moisture etc. complete.

Providing construction joints in canal lining with in situ sleepers in case of bed pre cast in case of sides both of size 150 X 75 mm section in cement concrete 1 : 1½ : 3 ( 1 cement : 1½ coarse sand : 3 graded granitic or basaltic stone aggregate of 20 mm nominal size ) incl. Centering and shuttering, curing etc. complete and using bitumen and sealing compound of approved quality in joints as specified and directed by Engineer in charge.

Providing and laying in position 50 mm thick cement concrete 1:3:6 (1 cement: 3 coarse sand: 6 graded granitic or basaltic stone aggregate 20 mm nominal size) excluding the cost of centering, shuttering and finishing etc. for preparing sub grade for laying RCC Canal lining .

Centering & shuttering incl strutting, propping & removal of formwork for a) Foundations, Footings, Bases for columns

Providing High yield strength steel reinforcement bar (HYSD)/TMT steel reinforcement bar from secondary producers(Confirming to IS 1786 of 1986) for RCC work including bending, binding & placing in position in all the floors along with the factory made precast concrete cover blocks of specified sizes whose compressive strength is not less than that of surrounding concrete in the structural member.

Providing and laying in position 100 mm thick (1 : 1.5:3) reinforced cement concrete lining (1 cement : 1.5 coarse sand:3 graded granitic or basaltic stone aggregate of 20mm nominal size) excl cost of centering , shuttering and reinforcement, but incl waterproofing compound of approved quality with ramming and consolidating curing and finishing the surface with cement mortar 1:3 (1 cement ;3 fine sand) 6 mm thick as specified and directed by Engineer in charge etc complete with all leads and lifts

Neat cement punning

Providing & laying cement concrete 1: 1.5: 3 (1cement: 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

Construction of Embankment with approved material obtained from borrow pits with all lifts and leads, transporting to site, breaking clods, spreading, watering, rolling each layer of 300 mm in depth by wooden or steel rammer including rolling top most layer with steel rammers & dressing up in embankment of roads, canals, marginal banks, & guide banks etc complete.

Pre-cast cement concrete solid block masonry of compressive strength 70 kg / cm2 in cement mortar 1:4 (1 cement : 4 corase sand ) in foundation and plinth size of blocks (30 x 20 x 15) In foundation and plinth

12mm cement plaster 1:3 (1 cement : 3 coarse sand)

minguel gomes (BID ID -44577)