| 1 | 1 | ULTRA HIGH-PERFORMANCE FIBER REINFORCED CONCRETE (UHPFRC) Providing and laying in situ Ultra High-Performance Fiber Reinforced Concrete Mix M140, formulated by combining Portland Cement, Supplementary Cementitious Materials, Reactive Powder, Lime Stone and or Quartz Flour, Micro-Silica, Silica Fumes, Fly-Ash, Granulated Slag, Admixtures for Early Gain of Strength, Chemical Admixtures, Super Plasticizers, Fine Sand, High-Range Water Reducers, Metal or Organic Fibers (High Carbon Steel, Polypropylene, PVA, Glass, Carbon or a combination of these types) having High Flow Characteristic to make it self-Compacting. UHPFRC matrix shall be very dense with a minimal disconnected pare structure resulting in low permeability. with compressive strength minimum 140MPa, Flexural strength minimum 25MPa and Modulus of Elasticity minimum 50GPa, including ramming, vibrating, curing, form work, centering and finishing excluding reinforcement etc. complete. (with fully automatic microprocessor-based PLC with SCADA enabled concrete batch mix plant / pan mixer and fine aggregates of required specifications (Natural Sand / VSI Sand finely washed etc.) etc. complete as per directions of Engineer-In-Charge conforming to IRC:SP:70:2005, High Early Compressive Strength as per ASTM C 39 (AASHTO T 22), High Early Flexural Strength as per ASTM C 78 (AASHTO T 97), Abrasion Resistance as per ASTM C 944, Low Permeability as per ASTM C 1202 (AASHTO T 277), Chloride Penetration as per AASHTO T 259 & T 260, High Resistivity as per ASTM G 59, Low Absorption as per ASTM C 642, Low Diffusion Coefficient as per ASTM, Resistance to Chemical Attack, Resistance to Sulfate Attack as per ASTM C 1012, High Modulus of Elasticity as per ASTM C 469, High Resistance to Deicer Scaling as per ASTM C 672, Low shrinkage as per ASTM C 157, Low Creep as per ASTM C 512 and any other Codes, Standards applicable. | 1 | 1 | Per Cubic Meter |
|---|
| 2 | 2 | STUDS FOR CONCRETE Drilling and installation of 10 mm dia. Stud Anchor Bar as shear connector using approved resin epoxy chemical by injection for installation of 10 mm diameter stud anchor, drilling hole of 12mm dia. in the concrete of RCC members to a depth of minimum 100 mm at 500 mm c/c or at suitable grid in zig-zag fashion using approved drilling machine and drill bit, cleaning the hole using wire brush and blow out pump for removing dirt and dust from the hole. After proper cleaning, inject approved resin epoxy chemical using approved chemical anchoring gun. Pull out strength should be min 8 KN per anchor. Insert the stud rod in the hole by slightly rotating the rod. Once the stud is inserted, allow it to set for min 30-45 min and final curing time 6-8 hours depending on ambient temperature etc. complete as per the directions of Engineer-In-Charge. | 2 | 1 | Per Number |
|---|
| 3 | 3 | CONCRETE GROUTING BY GRAVITY PONDING Providing and filling Cracks / Voids / Honeycomb with Gravity Grouting of Polymer Cement Grout (10 % of polymer by weight of cement) by using ponding method etc. complete as per directions of Engineer-In-Charge. | 3 | 1 | Per Square Meter |
|---|
| 4 | 4 | ANTI CARBONATION PAINT Providing and applying two coats of Anti Carbonation Paint to meet the requirements of anti-carbonation and elastomeric waterproofing with durable protection to concrete or concrete structures to form a flexible membrane, which prevents chloride, ion ingress. It shall have UV & weather resistance properties. It shall provide good mechanical and abrasion resistance to the exterior. The surface should be made, clean and free from oil, grease, loose particles, dust etc. It should be applied by Roller, Brush or Spray. For cleaning / Thinning water to be used. Thinner (Volume) Should be 5-10 %. It shall include one coat of Acrylic Primer (W.B.), one coat of penetrating primer sealer, two coats of Anti Carbonation paint and two coats of shield exterior filler. Its dry film thickness (DFT) should be 100-150 microns per coat. Its drying time shall be touch dry in 20-30 minutes, hard dry in 24 Hours etc. complete as per directions of Engineer-In-Charge. | 4 | 1 | Per Square Meter |
|---|
| 5 | 5 | PREFABRICATED WELDED REINFORCEMENT MESH Providing electrically fused welded mesh for CRS (Corrosion Resistance Steel) reinforcement as per I.S.1566 for all R.C.C. Works as per detailed drawing of Deck Slab of Bridge having Ys = 550 Mpa and UTS = 585 Mpa. The maximum size of the weld mesh sheet shall be 6.0 mt x 2.20 mt. Laying, tying and fixing of the welded mesh in position in all respect as per detailed drawing for concrete reinforcement of Deck Slab of Bridge following overlapping norms mentioned in I.S.456-2000 etc. complete as per directions of Engineer-In-Charge. A) 10mm Dia. Electrically fused Welded Mesh | 5 | 1 | Per Metric Ton |
|---|
| 6 | 6 | PREFABRICATED WELDED REINFORCEMENT MESH Providing electrically fused welded mesh for CRS (Corrosion Resistance Steel) reinforcement as per I.S.1566 for all R.C.C. Works as per detailed drawing of Deck Slab of Bridge having Ys = 550 Mpa and UTS = 585 Mpa. The maximum size of the weld mesh sheet shall be 6.0 mt x 2.20 mt. Laying, tying and fixing of the welded mesh in position in all respect as per detailed drawing for concrete reinforcement of Deck Slab of Bridge following overlapping norms mentioned in I.S.456-2000 etc. complete as per directions of Engineer-In-Charge. B) 8mm Dia. Electrically fused Welded Mesh | 6 | 1 | Per Metric Ton |
|---|
| 7 | 7 | VERMICULITE FIRE RESISTANCE PLASTER Providing and applying Vermiculite Fire resistance plaster at soffit of Bridge deck slab for the deck bottom surface that is treated with carbon fiber polymer, including all necessary materials, labour, machinery, transportation etc. complete. | 7 | 1 | Per Square Meter |
|---|
| 8 | 8 | Providing and fixing Chemical Anchor fasteners of 12mm dia. and 150 mm length of HILTI or equivalent make including chemical grout, injecting gun etc. complete. | 8 | 1 | Per Number |
|---|
