Shaharatil vividh bhagatil concrete raste durust karne.

Excavation for roadway in hard murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50m.and spreading for embankment or stacking as directed. MORTH 301 SSR OF 2022-23 ITEM NO. 2.13 & PAGE NO.26

Conveying materials obtained from road cutting including all lifts, laying in layers of 20cm to 30cm. breaking clods, dressing to the required lines, curves, grades and section, watering and compacting to not less than 97% of standard Proctor density for a lead of over 50m. to 300m. inclusive from the site of excavation to the site of deposition as directed. MORTH 305 SSR OF 2022-23 ITEM NO. 2.25 & PAGE NO.27

Providing soling using 80 mm size trap metal in 15 cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete. As directed by Engineer in charge. SSR OF 2022-23 ITEM NO. 21.4 & PAGE NO.194

Providing and laying Cast in situ/Ready Mix cement concrete in M-10 of trap/ granite/ quartzite/ gneiss metal for foundation and bedding including bailing out water, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing if required and curing complete, with fully automatic micro processor based PLC with SCADA enabled reversible Drum Type mixer/concrete Batch mix plant (Pan mixer) etc. complete. With fine aggregate ( Crushed sand VSI Grade) Bd. E. 1 Page No. 287 SSR OF 2022-23 ITEM NO. 24.01 & PAGE NO.215

Providing and laying in situ cement concrete M -30 with tremix treatment for 200 mm thickness for Concrete Road is including laying plastic sheet for 125 micron thickness with groove cutting of 4 mm wide and 20 mm deep with necessary refilling with bitumen ( excluding reinforcement) with coarse and fine aggregate ( natural sand/ VSI grade finely washed crushed sand) etc. complete MORTH 602 SSR OF 2022-23 ITEM NO. 5.22(a) & PAGE NO.52

Cutting transverse contraction joints 3 to 4 mm wide and depth 60mm in concrete slab using concrete cutting machine with diamond studded saw within 48 hours of casting of bay / slab etc. complete including subsequent widening of the groove 8 to 10 mm. wide at top having depth of 15 mm. as directed by Engineer incharge. MORTH 602.6.3 & 602.6.4 SSR OF 2022-23 ITEM NO. 5.17 & PAGE NO.51

Providing to contraction joints polysuphide sealent (Pouring grade) confirming to BS : 5212 - 1989 into sawed groove widened at top for sealent reservoir of specified size and shape as per detailed drawing including fixing Polyethylene foam backer rod of required diameter (appraox. 25% larger than the initial 3 mm.to 4 mm. joint) overlaid with bond breaking tape as per detailed drawing. Item includes cleaning the joints with water jet / air compressor & allowing joint to become thoroughly dry before sealent is applied and applying primer. (A) Contraction & longitudinal joints (15 mm. deep x 8 mm.wide) MORTH 602.6.3 & 602.6.4 SSR OF 2022-23 ITEM NO. 5.18 & PAGE NO.51

Providing and laying low viscosity, abrasion resistant, insitu UV resistant sealer Monopol-160 into all type of concrete pavement cracks wherever required in culverts, bridges and pavements as per manufacturer‘s specifications and guidelines etc. complete including chipping the surface and making groove into cracks 5mm x 10mm and cleaning the surface and pouring the material into cracks etc. complete. As directed by Engineer in Charge SSR OF 2022-23 ITEM NO. 19.48 & PAGE NO.186

Remove loose, disintegrated and porous concrete at cracks and joints. Repair the same with epoxy or polymer modified mortar. Drill injecting holes to a depth of 2-4 inches in the concrete depending upon width of cracks, extent of damage and dimension of structural elements. Fix the grouting nozzles. Clean all loose dust particles from the cracks and holes by blowing compressed air through all the nozzles in succession. Mix and place Polyurethane Based Leakage Sealing Grouting as approved by Engineer in charge. Mix one batch at a time using a bucket and drill connected to a stirrer. Polyurethane Based Leakage Sealing Grouting by using PU Foam Grout should have following minimum properties: 1. Viscosity @ 25°C: 1300 ± 400 cps 2. Specific Gravity: 1.16± 0.05 It shall be applied as per manufacturer‘s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item) As directed by Engineer in charge SSR OF 2022-23 ITEM NO. 52.33 & PAGE NO.561

Providing and fixing in position TMT FE 500, 32 mm dia dowel bars precoated with anticorrosive epoxy paint of required Dia. 60 cms. Long and at 30.00 cm. C/C and wherever directed including handling, straightening, necessary cutting supported by TMT FE 500, chairs with proper alignment by using properly designed assembly of Bulkheads lubricating half length with bituminous paint as directed etc. complete. MORTH 602.6.5 SSR OF 2022-23 ITEM NO. 5.14 & PAGE NO.50