Supply And Installation Of Testing Instruments For Soil, Concrete, Aggregate And Bitumen Works Under Pwd, Cooch Behar Division.- 1 Auto Level machine with Aluminium Telescopic Tripod and 5 Meter Aluminium Leveling Staff 2 Rapid Moisture Meter with Complete ApparatusSpecifications: The unit consists of a pressure vessel with clamp for sealing cap, rubber sealing gasket, pressure gauge calibrated in percentage moisture content 0.25%x1% on the wet weight bliss, a counter poised balance for weighing sample, a scoop for measureing carbide reagent, a bottle of reagent, one cleaning brush and a set of 4 steel balls for thorough mixing. Complete in highly polished wooden carying case with handle. 3 Cast Iron Concrete Cube Mould High Strength 150x150x150mm Cast Iron Concrete Cube Mould - Designed to With stand Rough Handling from Cement Samples 4 Proctor Mould & Metal Rammer The apparatus consists one each of Compaction Mould Gun Metal, 100 m ID x 127.3 mm height & 1000 c. volume, complete with collar and base plate. Rammer 2.6 kg x 310 mm controlled fall. 5 Modified Proctor Mould & Metal RammerInstrument consists one each of: Compaction Mould, gun metal, 150 mm ID x127.3 mm height volume 2250 cc. complete with collar and base plate. Rammer 4.89 kg x 450 mm controlled fall for heavy compaction test according to IS 2720 (Part-VIII). 6 CALIFORNIA BEARING RATIO APPARATUS (MOTORISED) IS: 2720 (PART - XVI):- The equipment consists one each of the following:Load frame, Hand operated, Capacity 5000 kg with high and low rates of travel of the lead screw.High sensitivity Proving Ring 3000 kg capacity with calibration chart and carrying case.Dial Gauges, 2 Nos. 0.1 mm x 25 mm. Annular metal weight 5 kg 147 mm dia with 53 mm dia. central hole. Slotted metal weight, 5 kg 147 mm dia with 53 mm dia slot. 7 Laboratory Hot Air Oven Digital Hot Air Oven 24 Gauge Sheet Metal Laboratory Oven (12X12X12) 8 Weight Machine:- AC/DC input: 100 - 240 V AC, universal plug set, Minimum weight 01gm Max. 15000gm. 9 Slump Cone Test Apparatus Testing Equipment Base and Rod Set for Cement Concrete 10 Hand Operated Bitumen Extractor 11 LIQUID LIMIT DEVICE: consists on a brass cup held on an adjustable bracked. The cum can be adjusted for a fall of 1 cm and can be raised and dropped on a rubber base of standard hardness by cam action. Complete with one casagrande grooving tool, one ASTM Grooving tool and a heigh gauge block (Type A of IS 9259) 12 PLASTIC LIMIT SET IS: 2720(Part - VII) :- The complete set consists of one each :- 1. Glass plate 20 cm x 115 cm having ground ends and one side frosted. 2. Brass or stainless steel rod 3 mm dia x 150 mm long. 3. Flexible spatula. 4. Set of 6 moisture containers. 5. Porcelaine bZin 150 mm dia. 6. Plastic wash bottle 500 ml 13 SAND POURING CYLINDERIS: 2720 (Part XXVIII) - 1966 :- The complete apparatus consists one each of: Small Sand Pouring cylinder, 3 litre capacity, fitted with conical funnel and shutter. Cylinder calibrating container, internal dia 10 cm and internal depth 15 cm, fitted with a flange, Metal tray, 30 cm, square and 4 cm deep with a 10 cm dia hole in the centre. Accessories: Metal tray, 30 cm square and 4 cm deep without hole. Test forms pad of 50. 14 CORE CUTTER IS: 2720 (Part XXIX) - 1966 :-It consists one each of Cylindrical core cutter made of steel. 127.3 mm ling and 100 mm internal diameter. Steel Dolley, 25 mm high with a lip to enable it to be located on top of the core cutter. Rammer with detachable steel rod. 15 BRASS FRAME SIEVES 20 CM DIA AND 8 DIA Size Sievesare 4.75mm, 4.00mm,3.35mm, 2.80mm, 2.36mm, 2.00mm, 1.70mm, 1.40mm,1.18mm, 1.00mm, 850 microns, 710 microns, 600 microns, 500 microns, 425 microns, 355 microns, 300 microns, 250 microns, 180 microns, 150 microns, 125 microns, 90 microns, 75 . 16 G.I. FRAME SIEVES 450 MM Dia Size Sievesare 125, 106, 100, 90, 80, 75, 63, 53, 45, 40, 37.5, 31.5, 26.5, 25, 22.4, 20, 19, 16, 13.2, 12.5, 11.2, 10, 9.5, 8, 6.7, 6.3, 5.6 and 4.75 mm. 17 AGGREGATE CRUSHING VALUE APPARATUS IS: 9376, 2386 (Part - IV). :- Consists of M.S. Cylindrical container 150 mm ± 0.5 mm dia x 130 mm to 140 mm high with base plate 200 to 230 mm/sqr x 6 mm thick. A plunger of 148 mm ± 0.5 mm dia x 100 to 115 mm high. Supplied complete with tampig rod, 16 mm dia x 600 mm long. one end rounded. And 1 No. Metal measure 115 ± 0.5 mm dia x 180 0.5 mm high. 18 AGGREGATE IMPACT TESTERIS: 2386 (Part - IV) 9377 :- The instrument consists of a circular base with two vertical guides. The hammer of weight 13.75 ± 0.25 kg can be raised to fall freely down the vertical guides. The height of fall can be adjusted through 380 ± 5mm. The hammer is privided with a locking arrangement. The hammer falles freely to the base and is removable for emptying. Supplied complete with metal measure 75 mm dia x 50 mm high (for specimen prepartion) and tamping rod 230 mm long x 10 mm dia. 19 RING AND BALL APPARATUS IS: 1205-1985, IP: 58/63 :- The apparatus consists of steel bracket with a sliding plate support That support has two holes of 10 mm dia on which a Ring and Ball guide can be kept A Central hole on this plate is for inserting thermometer. Supplied with a glass beaker arxvoximate 8.5 cm ID. 12cm high and a hand stirrer and 2 nos. 9.5 mm dia steel balls 20 STANDARD PENETROMETER :-It consists of a vertical pillar mounted on abase provided with levelling screws. The head, together with dial plunger rod and cose (or needle) slides on a pillar and can be clamped at any desired height. A rack and pinion and pointer assemble provides fine adjustment of nedle or cone tip to sample. It incorporates a clutch mechanism which makes reading of penetration and subsequent resetting a simple and accurate operation. The dial is graduated in 400 1/10 and the millimeter subdivisions and the needle pointer against figures makes easy reading. Supplied with a bitumen penetration needle, ring weight one each 50 gms, and two sample containers. Accessories: Penetration cone for empirical estimation of penetration of lubricating grease, petroleum jelly etc. 21 DUCTILITY TESTING APPARATUSIS: 1028-1958, ASTM D 113, IP 32,55. :-The apparatus consists of a Water bath with a thermostatic heater, and a circulating pump to maintain uniform water temperature. One half of the briquette moulds is fixed on a fixed plate in the water both, the other hall of the briquette mould is fixed to a carmer which slides over a rotating threaded shaft with a clutch. The motor and gears to rotate the shaft are housed in a cabinet fixed
