8406 REPAIR/ MAINTENANCE OF AREA DRAINAGE AND CLEANING OF VEGETATION AROUND DRAINS OF RUNWAY AT RAMNAD UNDER GE TIRUNELVELI

Amount

Cutting of grass and bushes upto 10cm above ground level or user defined level by grass cutting machine (Jungle Jim) attached with tractor and scrapping with spades including removal of rubbish to a distance exceeding 1000 m outside the MD land complete all as specified and directed by Engineer-in-Charge. Note: (a) Grass cutting (Six times or as per user requirement) to be carried out around the airfield operational area all as directed by Engineer-In-Charge. (b) Each cutting area shall be measured separately.(c) Rate quoted for the item is for each cutting. (d) For each cutting one Jungle Jim with tractor including fuel and operator shall be deployed along with 02 laborers for helping jungle Jim operator, sweeping movement area and collection/disposal of grasses. (e) The bushes and shrubs shall be cut and uprooted manually or by locally available machine with operator. (f) The quoted rate is deemed to be inclusive of all said work and nothing extra is admissible on this account. (g) All works to be executed inside technical area. The site for the work will be available in piece meal and also may be in flying days. No claim for nonavailability of site in every working days will be entertained. Contractor shall quote his rates considering the above bottlenecks. (h) The vintage of the Jungle Jim shall not be more than 2 years from the date of acceptance of tender. The contractor shall submit the documentary evidence like purchase voucher to ascertain the vintage of the jungle Jim before the commencement of grass cutting work. (J) If the Jungle Jim gets breakdown during the period of grass cutting the same shall be rectified in one day. During the non operational period of Jungle Jim Rs.8000/- per day will be recovered from the contractor.

Material and labour for painting Runway/Taxi track/ Apron marking with mechanized runway/road marking Air spray Painting equipment with one coat to give uniform finish using IS164 road marking water base paint of superior make like Asian/Berger/Nerolac/ITS Coatings or equivalent (Paint spreading rate per liter should be 6.02 Sqm for one coat) as approved by the Engineer-in-charge including cleaning the surface of all dirt, scales, oil, grease and other foreign material etc and lining out complete one coat of old work with white, black colours etc. complete all as specified and as directed. Note: i) One coat shall be applied two times during the contract period as per users requirement. ii) The existing paint peels/flakes shall be removed completely by using wire metal brush, metal scrapper, mechanized wire brush etc.,spraying water jet pressure washer complete as per direction of Engr-In-Charge/User satisfaction. iii) The quoted rate deemed to be inclusive of all works mentioned against the item. T&P for pressure washer and nothing extra shall be claimed by the contractor on this account.

Material and labour Painting of Taxi way, / Apron marking with Retro Reflective road marking paint of superior make of Apco track / Fast track WBR 3427 of Asian/Berger/Nerolac/ITS Coatings or equivalent paint with Air spray Painting equipment including the application of high index glass beads (TTB 1325 type III and having refractive index 1.9 of Potters make or equivalent. The painting shall be done for the existing Taxiway / Apron markings as per the recommended dimensions as per direction of Engineer-in-charge. The existing surface shall be cleaned thoroughly off dirt, dust, scales, oil grease etc. before application of the paint. The painting to be applied should have a single coat coverage of @0.50 litre per sqm for paint and 500 grams per sqm for glass beads with One coat on old/new work for White, Yellow, Red colors. Note:- Retro reflective paint shall be applied as per manufacturers instructions along with MORTH Technology and specialty complete.

Material and labour for preparing old painted surfaces and applying a coat of water based road mark paint white or golden yellow colour on roads, pavements and like, exceeding 10 cm wide lines, dashes, arrows, letter etc, complete all as specified and as directed.

Material and labour Racking out old existing sealant compound and back up rod of the existing joints by special tools like cutting blades/machines, joint cleaned thoroughly with application of compressed air, joint shall be made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris and application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before pouring the sealant and filling with closed cell medium density, cross linked polyethylene foam backup rod of 12 mm dia for complete length of the joint, over it to be filled with polyurethane joint sealant meeting the requirements mentioned in BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor (MAF) of+/- 30% complete all as specified and as directed.

Material and labour Racking out of old existing sealant compound, back up rod and filler board of the existing joints by special tools like racker/cutting blades/machines, cleaning joints thoroughly with application of compressed air, made dry, vacuum cleaned and free of dirt, oil, vegetation and other debris and application of two coats of primer with thin brush by forward and backward movement at an interval of 30 minutes before placing the filler board and pouring the sealant and filling with pre-molded 25mm thick compressible polyethylene closed cell type filler board as specified , over it filled with closed cell medium density, cross linked polyethylene foam backup rod of 30mm dia for complete length of the joint and finally filling with polyurethane joint sealant meeting the requirements mentioned in BS-5212, BS 4254 and EN-141875-2003 with minimum movement accommodation factor MAF of +/- 30% complete all as specified and as directed.

Material and labour for preparing and cleaning edges of concrete pavement joints, of any type and shape free from loose particles, grease, oil, demolding agents, cutting and chiselling the existing damaged portion of edges of joints to provide a regular prismatic cavity, repairs to pot holes, cracks as directed and cleaning by using blower etc., and washed with acid solutions if required and applying primer coat of epoxy (100 parts of epoxy resin with 50 part of epoxy hardener by weight proportion) and filling the cut portion with epoxy mortar, of make: hundsman (with 100 parts of epoxy resin, araldite with 50 parts of epoxy hardener, Aradur mixed with 800 parts of quartz sand by weight) including provision of temp wooden strips or metal strips as formwork to the edges of expansion/contraction/dummy joints and trowelling the mixture to level with the adjoining surface all as per manufacturer instruction complete all as specified and directed by Engr-In-Charge. Note: Runway will be available for execution of work on Saturday and Sunday or on holiday or as required by the user. The tenderer has to work as per users requirement and unit rate quoted by the tenderer shall be deemed to include for this provision/condition.

Material and labour for Cleaning of covered drains incl removal of silt, grass etc including depositing the same to distance n.exc 50 mtr along the runway complete all as specified and directed. Note: The actual depth of silt deposited in the drain only be considered for measurement.

Demolition of reinforced cement concrete in ground floor and in paving not exceeding 15 cm thickness (below or above ground level) complete all as specified and as directed.

Material and Labour for precast RCC 1:2:4 type B1 using 20mm graded stone aggregate in cover slab for culvert/drain and set in CM 1:4 including necessary form work complete all specified and as directed. Note: Reinforcement (Steel) will be measured & paid separately.

Supply and fixing for TMT bars 10mm and over cut to length, bend to shape required including cranking, hooking ends and binding with and including MS wire (annealed) not less than 0.90mm dia complete all as specified and directed.

Material and labour for preparation of old plastered wall/steel surfaces exc 10 cm girth or width and applying one coat of synthetic enamel paint complete all as specified and directed.

Demolition of Plain cement concrete (unreinforced) in ground floor and in paving not exceeding 15 cm thickness (below or above ground level) complete all as specified and as directed.

Material and labour for PCC 1:4:8 using 40 mm graded stone aggregate in foundations, filling mass concrete etc complete all as specified and as directed.

Demolition of brick or stone masonry built in cement mortar including all quoins,arches,pillars etc but excluding ashlar facings, dressed stone work and precast concrete articles complete all as specified and as directed.

Material and labour for Brick work with sub class 'B' brick straight or curved on plan exc 6m mean radius and built in CM 1:4 complete all as specified and as directed.

Material and labour for providing cement concrete 1:2:4 type B1 using 20 mm graded stone aggregate cast in situ as in copings and the like including weathering, slightly rounded or chamfered or chamfered angles and throating including use of form work as necessary all as specified and as directed.

Material and labour for Rendering 15mm thick in CM 1:4 on fair faces of brick work or concrete wall surfaces finished fair and even all as specified and directed.

Material and labour for Forming fair finish drain or channel 30cm inner girth in cement concrete using extra cement complete all as specified and as directed.

ARR ENTERPRISES (BID ID -3176615)

Ms Karthik Enterprice (BID ID -3179429)

Govinda Swamy Construction (BID ID -3176434)