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Bridge site survey 01

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Er. Suman Jyoti
Er. Suman Jyoti

Hi there ...I am Suman Jyoti Complete Diploma Civil Engineering from Madan Ashrit Memorial Technical Collage.. Love = Design, Brand and Technology

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BRIDGE SITE SURVEY
Linear Measurement B D From A to C 4.885+3.400 = 8.285 From C to A 4.690+3.596 = 8.286 Error = 0.001 Average = 8.2855 Precision = 1 in 8285.5m From B to D 2.535+5.990 = 8.525 From D to B 4.960+3.563 = 8.523 Error = 0.002 Average = 8.524 Precision = 1 in 4265m Downstream Upstream C A Fig:- Bridge site Survey Reciprocal Levelling Fly Levelling Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..
MADAN ASHRITMEMORIALTECHNICALSCHOOL Kageshwori Manahara, Kathmandu THEODOLITE FIELD OBSERVATION SHEET SURVEY CAMP 2017 Instrument at:- A Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0属 00' 00'' 90属 10' 10'' B L 90属 10' 10'' 90属 10' 10'' B R 270属 10' 10'' C R 180属 00' 00'' 90属 10' 10'' Instrument at:- Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0属 00' 00'' 127属 27' 50'' D L 127属 27' 50'' 127属 27' 50'' D R 307属 27' 50'' C R 180属 00' 00'' 127属 27' 50'' Instrument at:- Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0属 00' 00'' 73属 19' 15'' A L 73属 19' 10'' 73属 19' 10'' A R 253属 19' 20'' D R 180属 00' 00'' 73属 19' 20'' Instrument at:- B Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0属 00' 00'' 105属 18' 45'' C L 105属 18' 50'' 105属 18' 50'' C R 285属 18' 50'' D R 180属 00' 10'' 105属 18' 40'' Instrument at:- D Height of Instrument:-. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0属 00' 00'' 69属 23' 10'' A L 69属 23' 10'' 69属 23' 10'' A R 249属 23' 10'' B R 180属 00' 00'' 69属 23' 10'' Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..
MADAN ASHRITMEMORIALTECHNICALSCHOOL Kageshwori Manahara, Kathmandu THEODOLITE FIELD OBSERVATION SHEET SURVEY CAMP 2017 Instrument at:- C Height of Instrument:-. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0属 00' 00'' 57属 50' 35'' A L 57属 50' 30'' 57属 50' 30'' A R 237属 50' 40'' B R 180属 00' 00'' 57属 50' 40'' Angular Measurement 皃CAB = 90属10'10'' 皃CAD = 127属27'50'' 皃ABD = 73属19'15'' 皃CBD = 105属18'50'' 皃BAD = 37属17'40'' 皃ADB= 69属23'10'' 皃ABC = 31属59'40'' 皃ACB = 57属50'30'' Sum of 皈CAB = 180属00'20'' and Sum of 皈ABD = 180属00'05'' Now, By using sine law:- At 皈ABD, 咋 = 咋 咋 属介霞 = . 咋 属介霞 AB = 13.1673 m At 皈ABC, 咋 = 咋 咋 属介霞 = . 咋 昷介霞 AB = 14.636 m Thus, Mean distance of estimated bridge =13.902 m Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..
Bridge site survey 01

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Bridge site survey 01

  • 2. Linear Measurement B D From A to C 4.885+3.400 = 8.285 From C to A 4.690+3.596 = 8.286 Error = 0.001 Average = 8.2855 Precision = 1 in 8285.5m From B to D 2.535+5.990 = 8.525 From D to B 4.960+3.563 = 8.523 Error = 0.002 Average = 8.524 Precision = 1 in 4265m Downstream Upstream C A Fig:- Bridge site Survey Reciprocal Levelling Fly Levelling Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..
  • 3. MADAN ASHRITMEMORIALTECHNICALSCHOOL Kageshwori Manahara, Kathmandu THEODOLITE FIELD OBSERVATION SHEET SURVEY CAMP 2017 Instrument at:- A Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0属 00' 00'' 90属 10' 10'' B L 90属 10' 10'' 90属 10' 10'' B R 270属 10' 10'' C R 180属 00' 00'' 90属 10' 10'' Instrument at:- Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0属 00' 00'' 127属 27' 50'' D L 127属 27' 50'' 127属 27' 50'' D R 307属 27' 50'' C R 180属 00' 00'' 127属 27' 50'' Instrument at:- Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0属 00' 00'' 73属 19' 15'' A L 73属 19' 10'' 73属 19' 10'' A R 253属 19' 20'' D R 180属 00' 00'' 73属 19' 20'' Instrument at:- B Height of Instrument:-.. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0属 00' 00'' 105属 18' 45'' C L 105属 18' 50'' 105属 18' 50'' C R 285属 18' 50'' D R 180属 00' 10'' 105属 18' 40'' Instrument at:- D Height of Instrument:-. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0属 00' 00'' 69属 23' 10'' A L 69属 23' 10'' 69属 23' 10'' A R 249属 23' 10'' B R 180属 00' 00'' 69属 23' 10'' Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..
  • 4. MADAN ASHRITMEMORIALTECHNICALSCHOOL Kageshwori Manahara, Kathmandu THEODOLITE FIELD OBSERVATION SHEET SURVEY CAMP 2017 Instrument at:- C Height of Instrument:-. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0属 00' 00'' 57属 50' 35'' A L 57属 50' 30'' 57属 50' 30'' A R 237属 50' 40'' B R 180属 00' 00'' 57属 50' 40'' Angular Measurement 皃CAB = 90属10'10'' 皃CAD = 127属27'50'' 皃ABD = 73属19'15'' 皃CBD = 105属18'50'' 皃BAD = 37属17'40'' 皃ADB= 69属23'10'' 皃ABC = 31属59'40'' 皃ACB = 57属50'30'' Sum of 皈CAB = 180属00'20'' and Sum of 皈ABD = 180属00'05'' Now, By using sine law:- At 皈ABD, 咋 = 咋 咋 属介霞 = . 咋 属介霞 AB = 13.1673 m At 皈ABC, 咋 = 咋 咋 属介霞 = . 咋 昷介霞 AB = 14.636 m Thus, Mean distance of estimated bridge =13.902 m Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:..