Details: topographical survey markings od139810/2024-2025:providing and fixing rcc pillars for dgps control points of size 0.3 m x 0.3 m,0.5 m long, 0.1m above ground level and 0.4 m below gl casted in m20 grade concrete reinforced with 4 nosof 8 mm dia longitudinal bars and 6mm dia stirrups @ 0.15m c/c, firmly fixed in position bymeans of pcc of 0.1m wide and 0.4 m deep around the pillars in m15 grade concrete belowground level including painting 2 coats on exposed surface with synthetic enamel paint` od139811/2024-2025:providing and fixing rcc pillars at every 250 m interval along the road, of size 0.15 m x 0.15m, 0.45 m long, 0.15 m above ground level and 0.3 m below gl casted in m20 grade concretereinforced with 4 nos of 8 mm dia longitudinal bars and 6 mm dia stirrups @ 0.15 m c/c, firmlyfixed in position by means of pcc of 0.075 m wide and 0.3 m deep around the pillars in m15grade concrete below ground level including painting 2 coats on exposed surface with syntheticenamel paint dgps sur
Sector: PWD