Construction of Checkdam at various places in D N.H. (Under Jal Shakti Abhiyan)

Amount

Excavation of canal/drain in hard murrum including depositing the excavated stuff in uniform layers in canal banks or in spoil banks or as and where directed including dressing the canal section upto lead of 50 meter and lift shown below including clearing the site dewatering etc complete ( manual operation with dewatering) (a) Up to 1.50m

Excavation of canal/drains in hard rock including blasting, depositing the excavated stuff in uniform layers in canal banks or in spoil banks or as and where directed including dressing the canal section upto lead 50 meter and lift shown below etc. complete including clearing the site dewatering etc complete (manual operation with dewatering) (a) Up to 1.50m

Drilling holes of 35mm dia vertical or inclined in all formations of rock/cement upto required depth including washing with air & water at required pressure for following stage of depth (A) from 0.0 m to 10.00m depth.

Providing and fixing ISI Mark Mild Steel dowel bars of 32mm dia for anchoring by drilling holes in foundation strata including neccessary bending ,hooking of dowel bars and grouting the holes completed as per the detailed drawing as directed.

Pressure Grouting to the foundation strata at suitable distance at a approved pressure of 7.50 Kg/One Sq.Mt. including dewatering and testing etc. complete.

Providing and laying Plain/Reinforced cement concrete of cement, sand and metal (20mm to 25mm size) in 1:1.5:3 proportion laid in situ including centering, shuttering, temping, smooth finishing, curring etc. complete as directed for all leads and lifts

Providing and Placing in position reinforcement bars including cutting, bending , welding joints where necessary hooking etc complete as per drawing for all lead and lifts.TMT

Filling in plinth and floors excavated trenches with approved materials from foundation in 15cm to 20cm layer including, watering and compaction etc complete.

Providing and fixing in position 100mm dia PVC pipe weep holes in abutment, wing wall and laying training etc complete.

Pressure (Injection) grouting to structures with cement slurry by including providing PVC nipple size of 15cm long 1/2" at 30 cm c/c distance at maximum pressure of 7.50 kg/Sq.cm including providing necessary scaffolding and materials etc complete.

Cleaning the canal land width including removing the shrub brushes cactus weeds other vegetation including cutting down trees upto 0.50cm girth and depositing the removed materails outside the canal land width upto lead of 50mt as directed etc. completed.

Providing and laying 230mm thick pucca Rubble pitching in cement mortar 1:5 proportion with the surface pointed with cement mortar of 1:3 including etc. complete for all leads & lifts.

Carrying out the Excavated earth up to 2.00 km lead.

Desilting of canal/drain/checkdam with lead upto 200 meter and lift upto 1.50mt including dewatering if any required for following depth etc. completes as directed slushy and muddy condition of canal/drain/checkdam etc complete.

M/s D. H. Patel and Co

M/S. V.S.KOTADIA