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| 1 | NDT Test: Conducting ultra sonic pulse velocities tests, at all locations prepared after chipping the plaster, on columns, beams and portal frames to assess the integrity of concrete as per BIS/ASTM specifications etc. complete as per clause of specfications and as directed by EIC. The quoted rate shall include charges for filling back areas chipped for exposing the RCC structures/reinforcement with polymer modified mortar confirming to EN1504-3 class R4. |
| 2 | Conducting rebound hammer test as per BIS/ASTM standards etc. complete as per clause of specfications and as directed by EIC.The quoted rate shall include charges for filling back areas chipped for exposing the RCC structures/reinforcement with polymer modified mortar confirming to EN1504-3 class R4. |
| 3 | Conducting half-cell potential meter test at all locations to assess the risk of corrosion including exposing the reinforcement for carrying out the test etc. complete as per clause of specfications and as directed by EIC. The test shall be conducted as per BIS/ASTM specifications. The quoted rate shall include charges for filling back areas chipped for exposing the reinforcement with polymer modified mortar confirming to EN1504-3 class R4. 5 potential observations taken at one location will form a unit for measurement purposes |
| 4 | Extraction and testing of concrete drill dust samples from the structure. Three drill dust samples from depths 0-15mm, 15-30mm and 30-45mm shall be collected from each location. The samples shall be tested for chlorides, sulphates, PH and alkalinity etc. complete as per clause of specfications and as directed by EIC. The quoted rate shall include charges for filling back areas chipped/drilled with polymer modified mortar confirming to EN1504-3 class R4. |
| 5 | Conducting test: Preparing the surface of RCC structural member such as beams, columns, slabs, under ground tunnel walls & slab etc by chipping the plastered surface/ finishing/ cladding to expose the concrete, cutting etc as per S-516(Part 5/Sec 3):2021 and conducting carbonation test at various depth etc. complete as per clause of specfications and as directed by EIC.The quoted rate shall include charges for filling back areas chipped/drilled with polymer modified mortar confirming to EN1504-3 class R4. |
| 6 | Extraction of concrete (75mm dia) cores from locations specified and testing for crushing strength, water absorption & unit weight. The quoted rate shall include charges for filling back the core holes with polymer modified mortar confirming to EN1504-3 class R4and finishing etc.complete as per clause of specfications and as directed by EIC |
| 7 | Conducting profometer scan at specified location of the structure for reinforcement steel location, size and cover measurement,etc. complete as per clause of specfications and as directed by EIC |
| 8 | Conducting conduct an aggregate alkali reaction test on hardened concrete, you typically follow guidelines set by standards ASTM C1260 (Standard Test Method for Potential Alkali Reactivity of Aggregates) of hardened concrete at different loactions of building . The test is to conducted based on ASTM C856-77, to find out the different properties of hardened concrete such as Aggregate Characteristics, Cement Type, Microstructure, Cracking and Defects, Hydration Products, Porosity and Permeability,Color and Texture, Historical Context to estimae the Durability and Performance of concrete etc. complete as per clause-8 of specfications and as directed by EIC. The quoted rate shall include charges for filling back areas chipped for exposing the reinforcement with polymer modified mortar confirming to EN1504-3 class R4 and submission of test reports. |
| 9 | Conducting Linear Polarisation resistence test at all locations to assess the risk of corrosion including exposing the reinforcement for carrying out the test. The test shall be conducted as per BIS/ASTM specifications. The quoted rate shall include charges for filling back areas chipped for exposing the reinforcement with polymer modified mortar and submission of test reports. 5 potential observations taken at one location will form a unit for measurement purposes etc. complete as per clause of specfications and as directed by EIC |
| 10 | Determining the surface tensile strength and bond strength of concrete (Pull Off) as per ACI 503.1R/ASTM C1583 including preparing concrete surface, drilling the concrete, bonding concrete with disk with rapid set epoxy and conducting test on old surface and newly repaired suface etc. complete as per clause of specfications and as directed by EIC. |
| 11 | Conducting distress mapping Analysis for each blocks (04 blocks) inRLG including Labs, sitting rooms, porch, cantilever slab, all the areas of RLG. Distress symptoms will be marked on floor plan as per notation used or as directed by Project Head and preparing data sheets mentioning exact location of each crack, height, and width of crack and Preparation and submission of two copies of draft report as specified followed by five copies of final report along with a soft copy of the same on diskette covering distress mapping Analysis observations and conclusions along with photos etc., Complete as per clause of specification and as directed by Engineer-in-Charge. |
| 12 | Preparation and submission of two copies of draft report as specified followed by five copies of final report along with a soft copy of the same for each block (04 blocks) on diskette covering Non Destructive test observations, analysis, interpretation and conclusions of NDT observations, drawing out measures for durability make up, estimation of repair quantities, rate, rate analysis for major repair items etc. complete as per clause of specfications and as directed by EIC. Note: 1. The rates quoted for item No. 01 to 10 shall include preparation of test area, making good the areas with polymer modified mortar confirming to EN1504-3 class R4, disposing off debris and necessary scaffolding arrangements for testing |
| 13 | Supplying and wearing safety gears like dust respirator, disposable gloves and overshoe cover on daily basis to each labour as per Clause of technical specifications and as directed by the Engineer-in-charge. |
| 14 | Supplying and wearing additional safety and protective gears to carry out the work mentioned in Item,Safety and protective gears includes (1) Chemical / Eye Protection Splash Googles (2) Safety helmates (3) Safety harness and (4)boiler suit for cleaning laboursand as per Clause of technical specifications. and as directed by the Engineer-in-charge. |
| 15 | Supplying and placing disposal bags of large size for disposing debris as per Clause of technical specifications and as directed by the Engineer-in-charge. |
| 16 | Supplying and fixing in position construction cum debris safety net of HDPE and construction of temporay sheilding compartment to carry out the work mentioned,Itemincludes (1) Double layer safety net and denese green net (2) providing and erecting of H scaffolding for supporting net etc. complete as per Clause of technical specifications and as directed by the Engineer-in-charge. |
| 17 | Lead charges for lead Exceeding 2 KM but not exceeding 3 KM, by mechanical transport as per clauseof specifications and as directed by the Engineer-in-charge |
| 18 | SBR polymer: Providing structural Repairs in Old Damaged concretestructures / surfaces with approved SBR Polymer . With following operations 1) Removal of loose/Spalled ordamaged concreteand Reinforcement steel with wire brush and with other suitable method. 2) Cleaning the Re bars with Acetone for complete Rust removal and washing with water or suitable method . 3) Applying Protective Coat / bond coat using Polymer and Cement in the proportion of 1:1.5, repairs with PMMof SBR:cement:silica sand: river sand (10 ltrs:50 Kg:37.50Kg:87.50Kg)etc. complete allas per clauseof technical specification and as directed by EIC. |
| 19 | Labours charges for removing of existing false ceiling sheets of cement/ACP sheet and refixing in position after completion of work above false ceiling, provision of necessary arrangement etc complete as per clause of specification and as directed by EIC. |
| 20 | Designing, providing and fixing of 4 mm thick approved make and shade Aluminium Composite Metal Panel of approved make cladding at different locations including soffits of over-hangs but excluding aluminium frame work with grids filled in with weather silicon sealant as per the drawings etc complete as per clause of specifications and as directed by EIC. |
| 21 | Providing and applying curing compound Masterkure 185 brand or equivalent make having acrylic resin base, multi role curing, sealing and protective membrane, having self priming property so that the plaster can be done directly over membrane. The curing compound shall comply to ASTM C 309 type II class B & ASTM C 1315. The curing compound shall be applied by spray/roller/brush on the repaired as per manfacturers recommendations etc complete as specified including providing suitable temporary scafolding or movable ladderetc complete as directed by EIC. |
