Digital Land Survey

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23/12/2024

Transmission Line Surveyor cm supervisor required in Sikkim. Total station knowledge must. send resume in inbox

27/09/2023

Surveyor required in Sikkim. Total station with autocad knowledge must. send resume in inbox

31/05/2023

➤ একটা বিল্ডিং এর সকল আইটেম মিলে ১০০% কিভাবে ভাগ করা হয়।
☞ উত্তরঃ
1. Structure = 35%
2. Brick work = 6%
3. Wood work = 5%
4. Metal work = 2%
5. Plambing and Sanitary = 6%
6. Electrical work = 7%
7. Plaster work = 4%
8. General Floor Tiles work = 6%
9. Toilet & Kit wall Tiles work = 3%
10. Aluminium work = 4%
11. EME(Lift,Generator,Substation)=10%
12. Paint work = 3%
13. Others civil work = 6%
14. Utility connection & Bill = 3%
Total = 100%
✪ STRUCTURE ~ 35%
- Footing & Column Padestal = 20%
- Grade Beam, UGWR top Slab = 5%
- GF Column, Stair etc = 4%
- 1st Floor Slab = 9%
- Typical Floor Column (5x3%) = 15%
- 2nd floor slab to roof slab (5x8) = 40%
- Roof top = 7%
TOTAL = 100% (৩৫% যেভাবে আসবে।)
#সিভিল_ইঞ্জিনিয়ারিং
✪ BRICK WORK ~ 6%
- GF Brick work = 6%
- 1st floor Brick work = 18%
- 2nd floor Brick work = 18%
- 3rd floor Brick work = 18%
- 4th floor Brick work = 18%
- 5th floor Brick work = 18%
-Roof Top Brick work = 4%
TOTAL = 100% (৬% যেভাবে হবে।)
✪ WOOD WORK ~ 5%
- Door frame = 40%
- Main Door Shutter = 15%
- Partex Door Shutter = 35%
- Cat Door & Accessories = 10%
TOTAL = 100% (৫% যেভাবে হবে)
✪ METAL WORK ~ 2%
- Window grill = 55%
- Verandah Railling = 20%
- Stair Railling = 10%
- Main gate, Gen-Sub, safety grill = 15%
TOTAL = 100% (২% যেভাবে হবে।)
✪ PLAMBING & SANITARY WORK~ 6%
- uPVC vertical line thru duct = 25%
- GI line work = 30%
- Fixture & Fittings = 40%
- Ground Floor = 5%
TOTAL = 100% (৬% যেভাবে হবে।)
✪ ELECTRICAL~ 7%
- Conduiting inside slab = 10%
- Conduiting on wall i/c MK box=15%
- Cabling work = 55%
- Switch-Socket = 20%
TOTAL = 100% (৭% যেভাবে হবে।)
✪ PLASTER ~ 4%
- Ceiling plaster = 20%
- Internal wall plaster = 50%
- Outside plaster/facing bricks = 30%
TOTAL = 100% (৪% যেভাবে হবে।)
✪ GENERAL FLOOR TILES ~ 6%
- General floor & Verandah = 75%
- Stair, typical lobby & lift wall = 20%
- GF lift lobby, wall, reception = 5%
TOTAL = 100% (৬% যেভাবে হবে।)
✪ TOILET & KIT WALL TILES ~ 3%
- Bath wall = 60%
- Kitchen wall = 20%
- Bath floor = 9%
- Bath counter top = 4%
- Kitchen floor = 3%
- Kitchen counter top =4%
TOTAL = 100% (৩% যেভাবে হবে।)
✪ ALUMINIUM WORK ~ 4%
- Outer framing-window sliding= 40%
- Glass shutter-window sliding = 30%
- Verandah sliding = 20%
- Toilet high window = 5%
- Comnon area = 5%
TOTAL = 100% (৪% যেভাবে হবে।)
✪ EME ~ 10%
- Lift = 50%
- Generator = 25%
- Substation = 20%
- PABX, Fire extinguisher etc = 5%
TOTAL = 100% (১০% যেভাবে হবে।)
✪ PAINT WORK ~ 3%
- Upto putty = 40%
- Internal wall&ceiling 1st coat= 20%
- Internal wall&ceiling 2nd coat= 15%
- Outside paint/ceramic Tites = 25%
TOTAL = 100% (৩% যেভাবে হবে।)
সিভিল ইঞ্জিনিয়ারিং
✪ OTHERS CIVIL WORK ~ 6%
- Boundary wall = 30%
- Line terracing/Roof top paver= 15%
- LOGO, Gardening & others = 4%
- GF BBC = 14%
- GF pavement & footpath dev = 10%
- Lintel, F/slab, drop wall, counter slab = 20%
- Cable tray = 1%
- Sanitary duct cover, ceiling etc= 4%
- Reception desk, letter box = 2%
TOTAL = 100% (৬% যেভাবে হবে।)
✪ UTILITY CONNECTION & BILL ~ 3%
- DESA/DESCO = 35%
- TITAS = 20
- WASA = 15%
- Utility bills = 30%
TOTAL = 100% (৩% যেভাবে হবে।)

Happy Independence Day Surveyors..
15/08/2021

Happy Independence Day Surveyors..

28/03/2021

Require a part time AutoCAD draftsman from Siliguri or Sikkim.

26/10/2020
Happy Independence Day 2020.. Jai Hind
15/08/2020

Happy Independence Day 2020.. Jai Hind

Autocad 2021 looks
14/07/2020

Autocad 2021 looks

How many of you know this.. And how many of you used this instrument.
11/07/2020

How many of you know this.. And how many of you used this instrument.

29/06/2020

Engineering Information to be kept for Record:
1 Gunta = 121 Sq yards
1 Gunta = 101.171 Sq Meter
1 Gaj = 1 Yard
1 Yard = 36 inch
1 Yard = 3 feet
1 Yard = 0.9144 meter = 1 mtr
1 sq Yard = 0.83612 Sq meter
1 sq Yard = 9 sq feet
1 Sq yard = 1296 Sq inch
1 Meter = 1.0936 Yards
1 Meter = 39.370 inch
1 Meter = 3.280 feet
1 Sq meter = 1.1959 Sq yard
1 Sq meter = 1550 Sq inch
1 Sq Meter = 10.763 Sq feet
1 feet = 0.304 meter
1 feet = 0.333 yards
1 feet =12 inch
1 Sq feet = 0.111 Sq Yard
1 Sq feet = 0.09290 Sq Meter
1 Sq feet = 144 Sq inch
1 inch = 2.54 cm
1 Inch = 0.0254 meter
1 Inch = 0.0277 yards
1 Inch = 0.0833 feet
1 Sq Inch = 0.00064516 Sq Meter
1 Sq Inch = 0.00077160 Sq Yards
1 Sq Inch = 0.00694444 Sq feet
1 Acre = 4046.86 Sq Meter
1 Acre = 4840 Sq yards
1 Acre = 43560 Sq feet
➖=➖=➖=➖=➖=➖=➖=➖
CONCRETE GRADE
M5 = 1:4:8
M10= 1:3:6
M15= 1:2:4
M20= 1:1.5:3
M25= 1:1:2
➖=➖=➖=➖=➖=➖=➖=➖
CLEAR COVER TO MAIN REINFORCEMENT
1.FOOTINGS : 50 mm
2.RAFT FOUNDATION.TOP : 50 mm
3.RAFT FOUNDATION.BOTTOM/SIDES : 75 mm
4.STRAP BEAM : 50 mm
5.GRADE SLAB : 20 mm
6.COLUMN : 40 mm
7.SHEAR WALL : 25 mm
8.BEAMS : 25 mm
9.SLABS : 15 mm
10.FLAT SLAB : 20 mm
11.STAIRCASE : 15 mm
12.RET. WALL : 20/ 25 mm on earth
13.WATER RETAINING STRUCTURES : 20/30 mm
➖=➖=➖=➖=➖=➖=➖=➖
WEIGHT OF ROD PER METER LENGTH:
DIA WEIGHT PER METER
6mm = 0.222Kg
8mm = 0.395 Kg
10mm = 0.616 Kg
12mm = 0.888 Kg
16mm = 1.578 Kg
20mm = 2.466 Kg
25mm = 3.853 Kg
32mm = 6.313 Kg
40mm = 9.865 Kg
1bag cement-50kg
1feet-0.3048m
1m-3.28ft
1sq.m-10.76sq.f ¬t
1cu.m-35.28cu.f ¬t
1acre-43560sq.f ¬t
1cent-435.6sq.f ¬t
1hectare-2.47ac ¬re
1acre-100cent-4 ¬046.724sq.m
1ground-2400sq. ¬ft
➖=➖=➖=➖=➖=➖=➖=➖
DESIGN MIX:
M10 ( 1 : 3.92 : 5.62)
Cement : 210 Kg/ M 3
20 mm Jelly : 708 Kg/ M 3
12.5 mm Jelly : 472 Kg/ M 3
River sand : 823 Kg/ M 3
Total water : 185 Kg/ M 3
Fresh concrete density: 2398 Kg/M 3
M20 ( 1 : 2.48 : 3.55)
Cement : 320 Kg/ M 3
20 mm Jelly : 683 Kg/ M 3
12.5 mm Jelly : 455 Kg/ M 3
River sand : 794 Kg/ M 3
Total water : 176 Kg/ M 3
Admixture : 0.7%
Fresh concrete density: 2430 Kg/ M 3
M25 ( 1 : 2.28 : 3.27)
Cement : 340 Kg/ M 3
20 mm Jelly : 667 Kg/ M 3
12.5 mm Jelly : 445 Kg/ M 3
River sand : 775 Kg/ M 3
Total water : 185 Kg/ M 3
Admixture : 0.6%
Fresh concrete density: 2414 Kg/ M 3
Note: sand 775 + 2% moisture, Water185 -20.5 =
164 Liters,
Admixture = 0.5% is 100ml
M30 ( 1 : 2 : 2.87)
Cement : 380 Kg/ M 3
20 mm Jelly : 654 Kg/ M 3
12.5 mm Jelly : 436 Kg/ M 3
River sand : 760 Kg/ M 3
Total water : 187 Kg/ M 3
Admixture : 0.7%
Fresh concrete density: 2420 Kg/ M 3
Note: Sand = 760 Kg with 2% moisture
(170.80+15.20)
➖=➖=➖=➖=➖=➖=➖=➖
STANDARD CONVERSION FACTORS
INCH = 25.4 MILLIMETRE
FOOT = 0.3048 METRE
YARD = 0.9144 METRE
MILE = 1.6093 KILOMETER
ACRE = 0.4047 HECTARE
POUND = 0.4536 KILOGRAM
DEGREE FARENHEIT X 5/9 – 32 = DEGREE
CELSIUS
MILLIMETRE= 0.0394 INCH
METRE = 3.2808FOOT
METRE = 1.0936YARD
➖=➖=➖=➖=➖=➖=➖=➖
MATERIAL CALCULATION : CEMENT IN BAGS
01. PCC 1:5:10 1440/5*0.45 129.60Kg 2.59
02. PCC 1:4:8(M 7.5) 1440/4*0.45 162.00Kg 3.24
03. PCC 1:2:4(M 15) 1440/2*0.45 324.00Kg 6.48
04. PCC 1:3:6(M 10) 1440/3*0.45 216.00Kg 4.32
05. RCC 1:2:4(M 15) 144/2*0.45 324.00Kg 6.48
06. RCC 1:1.5:3(M 20) 1440/1.5*0.45 32.00Kg
8.64
07. RCC 1:1:2(M 25) 370.00Kg 7.40
08. RCC M 30 410.00Kg 8.20
09. RCC M35 445.00Kg 8.90
10. RCC M40 480.00Kg 9.60
11. Damp Proof Course
CM1:3,20mm tk 1440/3*0.022 10.56Kg 0.21
12. 2"tk precast slab M15 324*0.05 16.20Kg 0.32
13. 3"tk precast slab M15 324*0.075 24.30Kg
0.49
14. GC Masonry CM 1:7 1440/7*0.34 70.00Kg
1.40
15. Brick Work CM 1:6 1440/6*0.25 60.00Kg 1.20
16. Brick Work CM 1:4, 115tk 1440/4*0.25*0.115
10.35Kg 0.21
17. Grano Flooring CC 1:1.5:3 1440/1.5*0.45*0.05
21.60Kg 0.43
18. Plastering CMCM

27/05/2020

How Total Station can be used to calculate areas and volume.

Make your own
21/05/2020

Make your own

Address

Ghogomali Main Road
Siliguri
734006

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Telephone

9832384065

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