Kerala State Rural Roads Development Agency Tender

NABL calibration certified Blaine’s Test Apparatus. Air Permeability Apparatus (Blaine Type) Ref. Standards: IS: 1727, 4031, 4825

NABL calibration certified Soil Cone Penetrometer, digital, confirming to Standards IS:2720 (Part 5) BS 1377 made of Stainless Steel, Frequency 50Hz, Max. Measuring Range: 22mm, Nonlinear Error: Superior Than 2%, Cone Weight: 76g+/-0.1g 100g+/-0.1g. Variable test time between 0 to 99sec & least count of penetration measurement is 0.01mm. The equipment should include Penetration test cone and penetration test Cup 55mm dia x 40mm deep.

Category 2: Lab Equipments

NABL caliberation certified COMPRESSION TESTING MACHINE (2000kN Capacity) with flexural testing attachment. Compression Testing Machines should conform to IS: 14858(2000) and calibrated with an accuracy of± 1 % as per the requirement of 1828(Class1). It can also be supplied as per BS: 1881 and other associated International Standards with digital display and Microprocessor Compression & Flexure Testing machine for 250kN & 25kN Capacity, Dual mode along with the flexural jig and all attachment required for testing beams 100 mm x 100 mm x 500 mm size and 150 mm x 150 mm x 700 mm size and should meet the stability requirement.

Beam Mould, Mild steel 150 mm x 150 mm x 700 mm size confirming to IS 10086

Beam Mould, Mild steel 100 mm x 100 mm x 500 mm size confirming to IS 10086

NABL CALIBERATION CERTIFIED LABORATORY CALIFORNIA BEARING RATIO (CBR) TEST APPARATUS - DIGITAL- IS:2720 (PART XVI). electronic with three speeds and complete set along with load frame motorized 50KN capacity, 3 speed 1.5, 1.25 & 2.5 mm/min. Complete with Digital Display Load frame, CBR Mould made of Mild Steel, Slotted and annular weight of 2.5 kg, brass perforated plate, Spacer disc, compaction hammer 2.6 kg and 4.89 kg, metal tripod stand for holding dial gauge. = 1 No. each. As per IS:2720. Should be digital with LVDT and computer interface. Each set of machine should include CBR MOULD MILD STEEL 150MM DIA WITH COLLAR AND BASE PLATE- 9Nos, SURCHARGE WEIGHT 2.5 KG - ANNULAR - FOR CBR TEST- 9Nos, SURCHARGE WEIGHT 2.5 KG - SLOTTED - FOR CBR TEST- 9Nos, BRASS PERFORATED PLATE - FOR CBR TEST (IS 9669)- 9Nos, RAMMER 4.89 KG- 3Nos, TRIPOD STAND FOR CBR TEST- 9Nos, SPACER DISC DISPLACER BLOCK - FOR CBR TEST- 9Nos, PLUNGER FOR CBR PENETRATION PISTON- 9Nos, FILTER PAPER FOR CBR TEST 15 CM DIA- Packet of 100circles.

Category 3: Lab Equipments

Motorised Sieve Shaker. SIEVE SHAKER-GYRATORY-FOR 20/30 & 45CM DIA SIEVES WITH DIGITAL TIMER
Sieve Shaker Carries upto 7 sieves of 450mm diameter in single adaptor. Supplied without sieves or Lid‐Pan. Shaker is driven by ¼ HP motor through a reduction gear. Fitted with digital time switch adjustable from 1-99 minutes. Suitale for operation on 220V,50Hz single phase, AC supply

Electric Oven. Hot Air Oven electrically operated, digitally controlled, Stainless Steel interior, fitted with Air circulating fan for maintaining the uniformity of heat in the chamber. Temperature range ambient to 250°C, Sensitivity/ Accuracy of + 1°C. Internal size of chamber:(600X600X900MM) 24”X24”X36” Volume capacity approximately 325L.

Universal Automatic Compactor. Ref Standard IS:2720 (Part 7 & 8), An electrically operated mechanical compactor with two rammers with two different stroke lengths which is suitable to carry out all the normal compaction operations required in soil testing laboratories including the CBR tests. Supplied with mild steel compaction mould as per IS and as per BS

Category 4: Lab Equipments

Electronic Weighing Balance – 200 GM to 0.001 GM (1MG) - External- It should have LCD with back light. Response in 3 seconds. Linear calibration. Selectable weighing units and count mode. Fit with inner chargeable DC battery. Max Capacity 200Gram & Minimum capacity 0.001Gram, repeatability +_ 0.003 gram and Linearity +_0..02 Grams, response time should be less than 3 seconds, calibration should be with single key with external weights units of measure should be in gm, ct, lb, oz. Power supply shall be with external adapter, 100-120 VAC 150mA, 220-240 VAC, 100mA, 50/60Hz.

Bitumen Extractor, Hand Operated and Complies with following International Standards -ASTM D 2172, AASHTO T 58, T 164. Application: This is used for a quantitative determination of bitumen in hot mix paving mixtures and pavement samples.

BITUMEN EXTRACTOR - MOTORISED WITH VARIABLE SPEED WITH DIGITAL RPM INDICATOR The centrifuge extractor shall be a safe, portable model of sufficient size for quick and accurate determination of bitumen, corrosion-resistant model which can be used both in the field and the laboratory. It consists of removable cast aluminium rotor bowl mounted on a vertical shaft. A filter paper disc is pressed in between the nut. The bowl assembly is enclosed in a housing mounted on a cast aluminium body. The gears operate in oil bath with splash lubrication. Complete with 25 filter discs. Supplied with Digital RPM Indicator. Weight: 35 kg Approx. Speed control and vibration free smooth operation. Speed variation up to 3600 RPM. Complies with following International Standards - ASTM D 2172, AASHTO T 58, T 164

Flow filters centrifuge filter paper 24 cm for Bitumen extraction test, each packet containing 50Nos

Saybolt Viscometer Ref. Standards -ASTM 088, D 244, AASHTO T 72. Comprises one each of Cylindrical Oil Cup, Universal Tip, Furol Tip, Bath fitted with immersion heater mounted on a stand, Dimmer stat for temperature control, Stirrer with shield. Apparatus is supplied complete with insulated handle and thermometer support, receiving flask, withdrawal tube, filter funnel, thermometer support for cup and circular spirit level.

Category 5: Lab Equipments

NABL Calibration certified Ultrasonic Pulse Velocity Test Apparatus having Bandwidth 20 to 500 kHz with measuring Resolution 0.1 us, Pulse Voltage ±125 to ±500 V (UPV) with following facilities Pulse velocity, Surface velocity, Data logging, E-modulus, Compressive strength correlation, Crack depth. Consist of Memory 500 measured values & Measuring Range Up to 15 m depending on concrete quality

CONCRETE TEST HAMMER-DIGITAL. NABL calibration certified, original rebound test hammers for compressive strength and homogeneity assessment (Rebound Hammer, Portable non-destructive testing equipment (NDT)) confirming to IS: 13311(2)-1992