Repairing and replacement of railing of Ghaighata Canal Bridge (Koria Bridge) at 0.800 km Koria Narit Road of Amta Highway Sub-Division under Howrah Highway Division, in the district of Howrah during the year 2026-2027.

Replacement of damaged Concrete Railing.

Repair of RCC Railing Carrying out repair of RCC M30 railing to bring it to the original shape.

Construction of precast RCC railing of M30 Grade, aggregate size not exceeding 12 rnm. true to line and grade, tolerance of vertical RCC post not to exceed 1 in 500, centre to centre spacing between vertical post not to exceed 2000 rnrn. leaving adequate space between vertical post for expansion, complete as per MoRT&H standard drawing no SD/202 and technical specifications.

Repair of Crash barrier Repair of concrete crash barrier with cement concrete of M-30 grade by cutting and trimming the damaged portion to a regular shape, cleaning the area to be repaired thoroughly, applying cement concrete after erection of proper form work.

Painting on concrete surface Providing and applying 2 coats of cement washing with admixture of pigment if necessary as directed by Engineer-in-charge to unplastered concrete surface after cleaning the surface of dirt, dust, oil, grease, efflorescence and using cement @ 2.50 kg per 10 sqm. of surface.

R.C. Guard post Supplying fitting and fixing R.C. guard post 1.37m long with C.C. 1:2:4 with graded stone chips of 13.2mm down casting , curing complete including cost of providing 4nos.of 12mm dia. rod of length 1.54m as main reinforcement and 6 nos. of round shaped 8mm dia rods used as binders; the placing of the first binder should be at 75mm below the top finished surface and the other 5 nos of binders should be placed at 245mm c/c ; the guard post is of octagonal section with inscribed circle of dia 24cm at the base tapering to corresponding dimensions of 16cm at the top including two coats of painting with best quality synthetic enamel paint of approved make and grade to form 6 nos. horizontal alternate bands in white/tannery yellow and black to 90 cm length standing up above ground after mending good damages if any during striking off shuttering, making hole in ground of 47cm depth and 30cm. minimum dia, fixing the guard posts in the same holes and repacking the earth properly so as to keep the guard posts standing properly erect in correct position true to line and length including carriage of R. C. Guard Post with due care to the site including loading into the truck and unloading at site complete in all respect. With Pakur variety stone chips

Clearing and Grubbing Road Land Clearing and grubbing road land including uprooting wild vegetation, grass, bushes, shrubs, saplings and trees of girth upto 300 mm, removal of stumps of such trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned, upto a lead of 1000 m including removal and disposal of top organic soil not exceeding 150 mm in thickness as per Technic

GST @ 18.00% over Sl. No. 01 to Sl. No.07

LWC @ 1.00% over Sl. No.01 to 07