Supplying, Installation, Testing and Commissioning of Machines an Equipment for Civil Engineering Department at TTAADC Polytechnic Institute, Khumulwng, West Tripura for the Project Improvement of Infrastructure in TTAADC Polytechnic Institute, Khu

Water hammer apparatus A self-contained unit designed to demonstrate the phenomena of pipe surge and water hammer. Straight pipes are used, rather than a coiled arrangement, to reduce distortion of the pressure wave. Test pipes: Stainless steel, 20.2mm inside diameter, nominally 3m long, Surge shaft: Clear acrylic, 40mm inside diameter, 800mm high, Head tank: PVC, capacity 45 Litters, Gross weight: 420 kg, volume: 5 m3, Height:1.865 m, Length: 3.575 m, Depth :0.725 m.

Computerized Universal Testing Machine, 6 pillar type, for conducting tests on various types of ferrous and non-ferrous materials; consisting of- Loading unit 600 kN Capacity, Hydraulic Jaws and pumping system, Clamping jaws for round Specimens, Clamping jaws for flat specimens, Pair of compression plates, For compression test, Rollers of 160 mm Width and 30 mm Diameters, for Transverse Test, Bending table stopper, Allen keys, Spanners, Double Shear Test Attachment, Bend Rebend Test Attachment, Electronic Extensometer.

Steel bar cutting Machine

Vernier Caliper

Stainless steel ruler, 1m length

Mixer machineries Concrete Mixer The counter balanced mixing drum is easy to tilt two cubic feet mix capacity. Total drum volume is 3 cubic feet.. Suitable for operation on 220 Volt single phase, 50 cycle, A.C. Supply

ISI Cube Mould Cube Mould, with base plate : AS PER IS : 516 With ISI Mark Cube Mould, 15 cm x 15 cm with base plate (Made of Cast Iron - ISI Mark)

Cement Mortar cube mould Cement Mortar cube mould Cube Mould, 7.06cm x 7.06cm with Base Plate (Made of Mild Steel)

Vibrating machine Vibration Machine with Timer : IS : 4031 This apparatus is suitable for making cubes of 70.7 mm. for mortar strength evaluation. The mould is mounted on a vibrating platform with a frequency of 12,000±400 vibrations per minute. To the platform are attached four matched springs. The whole assembly is operated by a revolving shaft with an eccentric mechanism. The machine is supplied with a timer, a switch mounted on a steel panel and a 70.7 mm. steel cube mould with a base plate.

Electronic Balance Capacity 500gm, 0.01 gm accuracy

Electronic Balance Capacity 5kg, 0.1 gm accuracy

Electronic Balance Capacity 20kg, 0.5 gm accuracy

Electronic Balance Capacity 100 kg, 10g accuracy

Air Permeability Apparatus (Blaine type) ISI Certification mark IS;5516, fitted in Aluminium Box

Vibrating Table Vibrating Table for Compaction Concrete Cube, Cylinders The table deck size 50 cm x 50 cm and has stops along its edges to prevent moulds from walking off the table during Vibration The variably pitch pulley arrangement permits the frequency to be varied sleeplessly between a maximum of 3600 vibrations per minute A speed regulation handle is provided for increasing or decreasing the frequency. The Vibrating deck. A switch is provided for starting the motor. Operation on 440 Volts, Three phases, A.C. Supply. Table Top - 50 cm x 50 cm

Curing Tank Water Curing Bath with Agitation System Digital Indicator For Temperature * 24- hour cycle from time of mixing * Controlled 100° C +/- 2° C. Temp. for concrete * Controlled 27° C + 2° C curing Temperature for grey cement The tank has been designed to accommodate 150 mm / 70.6 mm casted cubes up to 12/24 cubes and fully insulated. Complete with a hinged lid, heated, thermostat and recirculation pump. Provision of two removable racks allowing free circulation of water around each cube. The pump, drain valves and electrical equipment are housed in a compartment located at one end of the tanks. The tank is heated by an immersion heater under normal conditions and refrigeration system for grey cement, the temperature is controlled at 35deg.C. +/- 2 deg.C, for about 15 minutes after immersion of the freshly-made specimens. Curing Tank for 12 Moulds of 150mm/24 Moulds of 7.06mm

Vicat Apparatus Box with ISI Certification Mark, IS:5513, fitted in Aluminium

Le-Chatelier Mould with ISI Certification MarkIS:5514, each

Le-Chatelier Water Bath Controller size 12"x9"x12".

Crushing Test Apparatus Based on IS: 9376-1979, Mould and Accessories which consists of a steel cylinder of 150mm dia. A plunger and a steel base plate.

Slump cone with tamping rod Slump Test Apparatus IS : 1199 IS ; 7320 Consists of slump cone fitted with handles and foot pieces in position. Base plate in octagonal shape two clamps slide over the foot grips of a standard slump cone and hold it securely while filling and roding. A Combination swivel carrying handle. Complete with graduated temping rod 0-60 cms long and 16mm dia with 0-30 cms scale graduation

Measuring cylinder(Plastic)(1 Liter)

Measuring cylinder(Plastic) (500 ml)

Measuring cylinder(Plastic) (100 ml)

Measuring cylinder (Glass) (1 Liter)

Measuring cylinder (Glass) (250 ml)

Le-Chatelier Flask or specific gravity bottol (Glass) 250 ml

Glass Funnel

Compaction Factor Apparatus Compaction Factor Apparatus: IS : 5515: IS:1199 Consists of two conical hoppers and a cylinder mounted on a rigid metal frame The lower openings of the hoppers are fitted with hinged trap-doors for release and during the fall of material. Complete with trowel tamping bar 0-60cms long x 16mm dia

Sample Tray (Enamel Tray), Size 650x500x50mm

Sample Tray (Enamel Tray), Size 850x600x50mm

Pycnometer/Specific Gravity Bottle (1 Litre)

Cylindrical Mould 150 mm dia x 300 mm high, Cast Iron.

Beam Mould 150 mm x 150 mm x 700 mm made of Cast Iron

Beam Mould 100 mm x 100 mm x 500 mm made of Cast Iron.

Sample Tray (Enamel Tray), Size 350x300x80mm

Sample Tray (Enamel Tray), Size 250x200x50mm

Sample Tray (Enamel Tray), Size 450x400x50mm

Trowel, Ref Standard IS: 4031, 100 to 150mm long blade with straight edge. Weight 210 + 10g

Trowel, Ref Standard IS:5515, 200mm long blade, Weight 210 + 10 g

Spatula, 200mm blade with wooden handle

Density Basket

Hand Brush

Plastic water measuring cylinder (1 Liter)

Plastic Jar for measuring water (500 ml)

Plastic Jar for measuring water (100 ml)

Asbestos Gloves

Hammer with wooden handle

Vernier Caliper

Circular pan/tray for morter mixing

Digital Compression Testing Machine, as per IS : 14858-2000, 2000kN Capacity, Electrically operated with three load gauges 2000kN, 1000kN, 500kN with NABL Calibration certificate with traceability certificate.

Standard Penetration Test (SPT) Set consisting of Split Spoon Sampler, Drive Weight, Guide Pipe Assembly, Tripod, with Rope 19mm dia x 10 mt length A Drill Rod, 1m long complete with adaptor, 10 Nos Hand Operated Extractor 38mm mm dia. specimen

Portable Digital Dissolved Oxygen Meter Display : LCD size : 29 mm x 28 mm Dual function LCD Accuracy : Dissolved Oxygen:+0.1mg/L, Oxygen in Air:+ 0.1% O ², Temperature:+ 0.8 °C/1.5 °F Resolution : Dissolved Oxygen:0.1mg/L, Oxygen in Air:0.1% O ² Temperature:0.1 °C. Data Hold: Freeze the display reading. Operating Conditions: Temp: 0 to 50 Deg C, Humi: Less than 80% RH. Operating Range: Temperature: 0 °C to 50 °C (32 °F to 122 °F) Humidity: Max. 80% RH. Power off : Auto shut off saves battery life, or manual off by push button Power Supply : DC 1.5V battery ( UM-4/AAA ) x 4 PCs Protection class: IP-65: 0 to 50, IP-67: 0 to 30. Dimensions: 180 x 40 x 40 mm (7.1 x 1.6 x 1.6 inch). Weight : 176 g/0.39 LB Memory Recall: Records Maximum, Minimum and Average readings with RECALL. Measurement & Range : Dissolved Oxygen:0 to 20.0 mg/L, Oxygen in Air:0 to 100.0 %, Temperature:0.1

Digital Chlorine Meter •The meter measures the Free and total chlorine (CL) in the 0.00 to 3.50 ppm (mg/L). The measuring method is an adaption of the USEPA method 330.5 for waste water and Standard Method 4500-CI G for drinking water. Range: Free chlorine (CL): 0.00 to 3.50 ppm (mg/L), total chlorine (CL): 0.00 to 3.50 ppm (mg/L). Resolution: 0.001(mg/L). Light Source: LED, 525 nm.

Digital TDS Meter using latest microcontroller, Auto Ranging (5 ranges from 200ppm to 1000ppt), temperature compensation, auto cell constant measurement, touch keys along with TDS Cell. (Table Model)

Vertical Double water Distillation Apparatus Temperature 400 degree celcius, Color : Transparent, Frequency: 50 Hz, Display: Manual, Weight 10 kg, Voltage 220Volt, Capacity 5000 ml with two glass flask With embedded heater in spiral type glass coil internally at the bottom, double wall condenser, level cup, delivery tube, metal stand , clamp, boss head, with automatic cutoff device etc. as required

Biological Oxygen Demand (BOD Incubator) Temperature range from 5 °C to 50 °C. Inner chamber made of stainless steel, temperature controlled and indicated by automatic solid state electronic digital temperature, controller cum indicator. Outer body made of thick gauge M.S. sheet and inner chamber made of stainless steel. Both the wall gapis highly insulated with glass wool. Door is also double walled and insulated with glass wool Hanged with heavy hinges and fitted with rubber magnetic gasket. An inner glass door is provided for viewing the samples on while on test. A finned type low wattage heater is provided for raising temperature up to 50°C. A sealed type thermostatically sealed compressor filled with free on gas and fitted with all accessories viz. condenser capacitor etc. are provided at the bottom of the chamber. Copper cooling coils are provided with the chamber for easy and uniform refrigeration throughout the working chamber and capable to come down the temperature at 5 deg.c from the ambient temperature. A Turbo type blower a fitted with suitable electric motor are provided inside the working chamber to circulate the hot and cold air for uniform temperature at any desired Temperature. Temperature is controlled by a PID controller relay with an accuracy of +/‐ 1c or 0.5c supplied complete with neon indicating lamps, main cord, switch, hot and cold switches, supplied with perforated aluminium shelves operated on 220/230 volt, single phase, and 50 Hz. AC mains. Capacity: 6 cubic ft.

Chemical oxygen demand (COD Incubator It is solid block heated unit with provision for samples to be digested at a time in 38mm dia. reaction vessels with 20ml sample size of heat at temp. 150 °C controlled by DIGITAL temp. Indicator cum controller. It has provision for 6 samples and is supplied with 6 Nos. glass reaction vessels and 6 Nos. air condensers. Fitted with a 2 hour German Timer (including 6 samples test) – to be supplied with all accessories.

PH Meter Type: Digital, Ph Range: 0 to 14, Resolution: 0.01pH, Compensation: 0 to 80 degree C

BOD bottel, Capacity 300 ml

MODIFIED PROCTOR APPARATUS As per IS:10074:1982 & 2720 (PART VIII), SPECIFICATION, Made of mild steel dia: 150mm, height 127.3 mm, volume: 2250 cc, complete with base plate and collar , Rammers, weight 4.89 kg controlled drop 410 mm

MAXWELL RECIPROCAL THEOREM APPARATUS Maxwell reciprocal theorem Apparatus Apparatus consist of a mild steel beam 100cm long and 1.25cm x 4mm in cross section with graduations at every 10cm along the length. It should be supported on two knife edge supports 70cm apart with a 30cm overhang on one side. Reciprocal theorem can be verified by direct measurements of the deflections of various points with the help of a dial gauge due to a load placed at the reciprocal points. A dial gauge with 25mm travel (with a magnetic base) should be supplied with the apparatus. Apparatus to be supplied should be complete with a supporting stand and a set of weights.

TWO HINGED ARCH APPARATUS Apparatus has a span of 100cm and rise 25cm. Both ends sh

ould have hinge but one of the ends should also be free to move longitudinally. A lever arrangement fitted at this end for the application of known horizontal inward force for measuring the horizontal thrust. Along the horizontal span of the arch various points are marked at equidistant for the application of load. This being a statically indeterminate structure of the first degree. A dial gauge with 25mm travel (with magnetic base) is to be supplied with the apparatus. Mild steel apparatus complete with a supporting stand and a set of weights.

PIN JOINTED TRUSS APPARATUS Experimental and analytical study of 1 3 bar pin jointed Truss Apparatus consists of three suspension members (spring balances) of different stiffness which are jointed at a point to form the redundant joint. The upper end of the suspension members being tied in a position to a vertical wooden board. Arrangement is provided on a paper and also elongations and forces in the suspension members.

UNSYMMETRICAL BENDING APPARATUS Apparatus consist of an angle of size 1” x 1” x 1/8” or in equivalent metric units of length 80cm is tied as a cantilever beam. The beam is fixed at one end such that the rotation of 450 intervals can be given and clamped such that the principal axis of its cross-section may be inclined at any angle with the horizontal and vertical planes. Also arrangement is provided to apply vertical load at the free end of the cantilever and to measure horizontal and vertical deflection of the free end. A dial gauge with magnetic base is supplied with the apparatus.

CURVED MEMBER APPARATUS Apparatus consists of a steel bar which is used to make the different curved member Viz. circle, semicircle with straight arm, a quadrant of a circle and quadrant of a circle with straight arm. The bottom ends of the members are fixed to the base. Under the application of load at free end, its horizontal and vertical deflection can be measured with the help of dial gauges. A dial gauge with 25mm travel (with a magnetic base) is supplied with the apparatus. Apparatus will be supplied complete with a supporting stand and a set of weights

SCHIMIDT REBOUND HAMMER TEST Specification Impact energy Type N 2.207 Nm (1.63 ft lbf) Concrete compressive 10 TO 100 MPa (1450 TO 14500 psi) strength range Types N/L Dimensions of housing 55 x 55 x 255mm (2.16"x2.16" x9.84") Weight 570 g Max. impacts per series Memory capacity ca. 400 series of 10 impacts (PC version only) Useful memory capacity ST version ca. 200 series of 20 impacts Last 20 series may be reviewed in the data list Display 17x 71 pixel, graphic Battery life >5000 impacts between charges Charger connection USB type B/C (5V, 100 mA) Operating temperature 0 to 50°c (32 to 122°F) Storage temperature -10 to 70°c (14 to 158°F) IP classification IP54

Venturi meter (Bernoulli’s theorem demonstration) Venturi section machined from clear acrylic, Seven static pressure tappings plus a total head measurement, Flow control valve, Manometer board with eight tubes, Quick-release fitting for easy connection to Hydraulics Bench. Manometer range: 0-300 mm, number of manometer tubes: 8, throat diameter: 10.0 mm, upstream diameter: 25.0 mm, upstream taper: 14⁰, downstream taper: 21, height: 0.60 m, width: 0.55 m, depth: 0.25 m.

Orifice meter Orifice discharge accessory enables full analysis of the flow through seven different orifices over a range of flow rates. Determining the contraction and velocity coefficients, calculating the discharge coefficient Standard orifice: Sharp-edged 13mm diameter, Max head: 365mm, Traverse mechanism: Lead screw with adjusting nut calibrated 0.1mm per division, height: 0.60 m, width: 0.33 m, depth: 0.33 m.

Metacentric height apparatus Determining the centre of gravity of the pontoon, determining the metacentric height and from this the position of the metacentre for the pontoon, varying the metacentric height with angle of heel, Max angle of heel: ±13°, corresponding linear dimension: ±90mm, height: 0.475 m, width: 0.35 m, depth: 0.20 m.

Tilting Flume Apparatus (Adjustable Channel) Tilting Flume Apparatus (Adjustable Channel) Specifications The tilting flume apparatus should be approximately 4 meter long open channel with 200 mm width and 300 mm depth. Manual Adjustment of Slope. Pump Capacity: 1 HP. Designed to conduct various experiments at various bed slopes with mechanism to read the bed slope. Screw jack arrangement is provided to adjust the bed slope of the channel as desired. The flume has a Perspex window at specific spots where structure such as weir, spillway, or V notch will be installed to visualize the flow over models fixed in flume. Trolley mounted point gauge for level measurement of water. Trolley can be traversed for whole length of flume. The mechanism should be able to read y and z coordinates along with the x-coordinate. The flume is provided with gates on upstream & downstream side to control the flow. Various experiments like flow in open channel, hydraulic jump, and calibration of weirs, notches and Venturi flume can be conducted. An orifice meter with manometer is provided to determine