tender for purchase of civil lab equipments-- 1 equipments for lab 2 direct shear machine:standard compliance:the equipment shall conform to bureau of indian standards is 2720 (part 13) and equivalent astm international astm d3080.technical specifications:shear box size:60 mm × 60 mm × 25 mm specimen size (complete with grid plates, porous stones, and specimen cutter).normal load capacity:minimum 5 kn with loading yoke and calibrated loading hanger set.shear load capacity:minimum 2.5 kn or 5 kn with calibrated proving ring (with calibration certificate).rate of strain (shear displacement):variable speed drive with controlled displacement ranging from 0.01 mm/min to 1.25 mm/min (motorised model preferred for uniform rate control).displacement measurement:horizontal displacement dial gauge: 0.01 mm least countvertical displacement dial gauge: 0.002 mm or 0.01 mm least countloading frame:rigid, heavy-duty loading frame with corrosion-resistant finish.drive system:motorised with single phase 220–230 v, 50 hz power supply.accessories (to be supplied complete):shear box assemblyproving ring with calibration charttwo dial gaugesloading weights and hangerporous stones (2 nos.)specimen cuttertool kit 3 auger boring (or) any boring -soil sampling apparatus:• engine type: 4-stroke, air-cooled, single-cylinder petrol engine • displacement: 196 cc • power output: minimum 6.5 – 7 hp (≈3.5 kw) • maximum engine speed: ~3600 – 4000 rpm • starting system: recoil (manual) start • fuel type: pure petrol • fuel tank capacity: minimum 1.5 – 1.6 l • supported auger bit sizes: 4″, 6″, 8″, 10″, 12″, 14″ (100 – 350 mm) • bit material: heavy-duty mild steel with powder coating • typical drilling depth: minimum 3.5 – 4 ft per bit (800 mm – 1.2 m)• bit coupling: quick-coupling system for easy bit replacements • frame: robust tubular steel frame with ergonomic handles and vibration absorbers • weight: minimum 20 – 22 kg (without auger bit) 4 flow table test apparatus: dimensions and specifications as per is 9103,• table top made from flat metal plate ,minimum thickness 1.5 mm,•table top size:700 mm*700 mm ,with flatness tolerance of 1.5 mm.table top marked with: scribed cross at centre,lines parallel to table edges and central circle of 200 mm diameter •underside of table top reinforced to prevent distortion.•total mass of table top:16+_ 1kg•table top base frame front and upper stops provided as per is 9103.•lower front edge fitted with two rigid stops to transfer load directly to base frame.• base frame designed to transfer impact load directly to supporting surface.•minimizing bounce•stop watch-digital -2 nos•scale 1 mtr-2 nos•mounting wooden platform 300 mm height•amc for 3 years inclusive. 5 drying oven:temperature range: ambient (room) up to 250 °temperature control: digital pid controller / thermostat for accurate heating. prestogroupaccuracy: typically ±1–2 °c. chamber material: stainless steel inner chamber for durability and easy cleaning. air circulation: forced convection fan for uniform temperature. shelves: usually 2–3 adjustable shelves. power supply: single phase 220–230 v ac, 50 hz. please enable macros to view boq information = limited