supply of machines and laboratory equipment for civil engineering in the premises of government polytechnic, saharsa-1 core cutting machine with drill bit 2 half-cell potential measurement apparatus 3 rebar locators, diameter and cover meters with software 4 compaction factor apparatus 5 slump test apparatus 6 vee bee consisto meter 7 cement mortar moulds 8 cylindrical moulds 9 cube moulds 10 le chatelier flask 11 le-chatelier apparatus 12 standard vicat’s apparatus 13 digital weighing balance 14 rebound hammer 15 sieves 16 trowel 17 spatulla 18 guinia 19 spirit level 20 tensile (briquette) testing machine 21 strain guage indicator 22 weight 23 weight hanger 24 steel scale 25 micrometer 26 blaine air permeability apparatus 27 core cutter 28 pycnometer 29 sand pouring cylinder apparatus 30 liquid limit device 31 plastic limit set 32 shrinkage limit set 33 hydrometer apparatus 34 i.s. sieves 20 cm diameter brass aperture size 4.75 mm, 2.36mm, 1.18mm, 600micron, 300 micron,150 micron and 75 micron as per is 460 35 direct shear apparutus . moterised with 12 speed . as per is : 2720 ( part xiii ) 36 proctor test apparatus for light compaction 37 proctor test apparatus for heavy compaction 38 electronic balance 39 sieve shaker 40 density bottle 41 sand bath 42 non corridible air tight container or can 43 metre scale 44 thermometer 45 glass measuring cylinder 46 stopwatch 47 grain size analysis apparatus 48 specific gravity of bitumen by pycnometer method 49 thickness gauge 50 flash and fire point test 51 length gauge 52 viscosity test 53 digital vernier calliper 200 x 0.1mm 54 stainless steel scale; 300 mm 55 steel measuring tape; 5 m 56 stainless steel degree protractor range: 0° to 180°, least count: 1° 57 brinell hardness testing machine 58 high precision weighing scale 30 kg x 1g 59 direct reading transit theodolite 2” with tripod. 60 dumpy level with tripod 61 prismatic compass with tripod 62 cross staff 63 optical square 64 ranging rod (steel) 4m, 3m 65 levelling, staff (4m, 5m and 6m) 66 metallic tape 30 m, 10m, 5m 67 arrows (metal) 68 mallet and pegs (wooden) 69 spirit level 70 invar tape 30m 71 surveyor compass 72 stand 73 chain 74 tape 75 pegs 76 hammer 77 plane table and its accessories 78 alidade 79 trough compass 80 plumb bob brass 81 prism square 82 line ranger 83 clinometer 84 auto level 85 planimeter 86 gps instruments 87 electronics distance meter