Special Repairs at Konzar Ghat Km 16.000 to Km 25.609 of Mahad to Raigad Fort section of NH-166F in the state of Maharashtra during 2026-27

Excavation for foundation in earth, soil of all types, sand, gravel and soft murum, including removing the excavated material up to a distance of 50m. beyond the building area and stacking and spreading as directed, dewatering, preparing the bed for the foundation and necessary back filling, ramming, watering including shoring and strutting etc. complete.(Lift upto 1.5m.) By Mechanical Means (Item No. 21.02)

Excavation for foundation in hard murum including removing the excavated material upto distance of 50 metres beyond the building area and stacking and spreading as directed, dewatering, preparing the bed for the foundation and necessary back filling, ramming, watering including shoring and strutting etc. complete.(Lift upto 1.50 m) By Mechanical Means (Item No. 21.06)

Providing and casting in situ/ready mix PCC M15 grade of trap metal for coping to head walls/parapet including centering, form work, compaction and curing etc. complete.(with reversible drum type mixer/concrete batch mix plant(pan mixer) with SCADA with fine agreegates of required specifications(Natural sand/VSI sand finely washed etc)(For Retaining Wall) (Item No. 11.30)

Providing and laying in situ/ready mix M-30 controlled cement concrete of trap/granite/quartzite/gneiss metal for RCC work in main/cross girders, diaphrams etc. including ramming, vibrating, curing, formwork, centering and finishing in cement plaster excluding reinforcement etc. complete.(with fully automatic micro processor based PLC with SCADA enabled concrete batch mix plant/pan mixer and fine agreegates of required specifications(VSI sand finely washed etc)i) Height up to 5 m, normal rate. ii) Height 5 to 7.50 m, add 5 percent extra over basic rate. iii) Height 7.50 to 10 m, 7.50 percent extra. iv) Over 10m Height, add 10 percent extra for every 2.50m rise. (For Retaining Wall) (Item No. 14.29)

Providing and fixing in position TMT-FE-500 bar reinforcement of various diameters for R.C.C. pile caps, footings, foundations, slabs, beams columns, canopies, staircase, newels, chajjas, lintels pardis, copings, fins, arches etc. as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required complete. (Item No. 26.33)

Providing and laying filter material underneath pitching in slopes as per drawings and technical specifications etc. complete. (Item No. 14.74)

Providing and laying weep holes of 100mm diameter PVC pipes as per drawing for abutment returns, return walls etc. Complete. (Item No. 17.37)

Back filling behind abutment, wing wall and return wall as per drawings and technical specifications etc. complete.(by granular material) (Item No. 12.70)

Providing soling using 80mm size trap metal in 15cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete. (Item No. 21.40)

Providing cast in situ/ready mix M20 grade cement concrete for head walls of CD work/retaining walls etc. including necessary form work, compaction, finishing and curing etc. complete.(with reversible drum type mixer/concrete batch mix plant(pan mixer) with SCADA (Item No. 11.29)