Public Works Department Tender

For 5th Year

Earth work in excavation for structures in all depths as per drawing and technical specification clause 305.1 including setting out, construction of shoring and bracing, removal of stumps and other deleterious materials and disposal in all lead and lift including dressing of sides and bottom and back filling in trenches with excavated Suitable materials. All work of rock cutting by blasting shall be carried out by taking all necessary precautions against soil erosion damage to hill side water pollution etc. and to protect stability of hill side rock shall be excavated with chiseling and wedging out rock (where blasting is prohibited). All earth work in cutting/excavation including rock excavation shall be carried out true to lines grades, side slopes, width, camber super elevation and level as shown on the drawings or as directed by the Engineer-in-Charge hauling and stacking of materials useful for construction at suitable sites and safe disposal of unsuitable cut materials in specified manner filling of unevenness blind age and finishing of the road to specified dimension or as directed by the Enginer-in-Charge.If the foundation of the structure is in an area with stagnant water or water is met with in the excavation due to spring seepage rain and other causes it shall be remove by suitable diversion bailing out or pumping as directed and the area of the foundation or embankment shall be kept dry. Any loss to the public or private property during the course of excavation shall be the whole responsibility of the contractor which shall have to be duly compensated by him at his own cost in all cases including all lead and lift of materials and as per direction o Engineer-in-Charge.

Tack Coat :- Preparing and applying tack coat with applying of water soluble organo silane Nano technology for (for bitumen emulsion application, IRC accredited) with cationic bitumen emulsion CRS-I and water (1000 ppm TDS) in ratio of 1kg organo silane nanotechnology: 100 kg cationic bitumen emulsion CRSI: 200 liter water Mixing & Spraing: Take 1 kg of organo silane nanotechnology and add in 200 liter water while filling water in tanker/drum and then add 100 kg cationic bitumen under circulation. Mix the solution completely. Sparay the solution @ 0.3-0.4 liter per sqm on compacted stone base. Rates including all materials labour hire charges of machinery etc. complete as per MoRD specification & direction of Engineer- in -Charge.