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Bridge site survey 01

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Dhaka University of Engineering & Technology, Gazipur
Dhaka University of Engineering & Technology, Gazipur

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

Engineering
1 of 5
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° 00' 00'' 90° 10' 10'' B L 90° 10' 10'' 90° 10' 10'' B R 270° 10' 10'' C R 180° 00' 00'' 90° 10' 10'' Instrument at:- 𝑨 Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0° 00' 00'' 127° 27' 50'' D L 127° 27' 50'' 127° 27' 50'' D R 307° 27' 50'' C R 180° 00' 00'' 127° 27' 50'' Instrument at:- 𝑩 Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0° 00' 00'' 73° 19' 15'' A L 73° 19' 10'' 73° 19' 10'' A R 253° 19' 20'' D R 180° 00' 00'' 73° 19' 20'' Instrument at:- B Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0° 00' 00'' 105° 18' 45'' C L 105° 18' 50'' 105° 18' 50'' C R 285° 18' 50'' D R 180° 00' 10'' 105° 18' 40'' Instrument at:- D Height of Instrument:-…. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0° 00' 00'' 69° 23' 10'' A L 69° 23' 10'' 69° 23' 10'' A R 249° 23' 10'' B R 180° 00' 00'' 69° 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° 00' 00'' 57° 50' 35'' A L 57° 50' 30'' 57° 50' 30'' A R 237° 50' 40'' B R 180° 00' 00'' 57° 50' 40''  Angular Measurement ⦨CAB = 90°10'10'' ⦨CAD = 127°27'50'' ⦨ABD = 73°19'15'' ⦨CBD = 105°18'50'' ⦨BAD = 37°17'40'' ⦨ADB= 69°23'10'' ⦨ABC = 31°59'40'' ⦨ACB = 57°50'30'' Sum of ⧍CAB = 180°00'20'' and Sum of ⧍ABD = 180°00'05'' Now, By using sine law:- At ⧍ABD, 𝑨𝑩 𝑺𝒊𝒏 𝑫 = 𝑩𝑫 𝑺𝒊𝒏 𝑨 𝑨𝑩 𝑺𝒊𝒏 𝟔𝟗°𝟐𝟑′𝟏𝟎′′ = 𝟖.𝟓𝟐𝟒 𝑺𝒊𝒏 𝟑𝟕°𝟏𝟕′𝟒𝟎′′ AB = 13.1673 m At ⧍ABC, 𝑨𝑩 𝑺𝒊𝒏 𝑫 = 𝑨𝑪 𝑺𝒊𝒏 𝑩 𝑨𝑩 𝑺𝒊𝒏 𝟔𝟗°𝟐𝟑′𝟏𝟎′′ = 𝟖.𝟐𝟖𝟓𝟓 𝑺𝒊𝒏 𝟑𝟏°𝟓𝟗′𝟒𝟎′′ 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° 00' 00'' 90° 10' 10'' B L 90° 10' 10'' 90° 10' 10'' B R 270° 10' 10'' C R 180° 00' 00'' 90° 10' 10'' Instrument at:- 𝑨 Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' C L 0° 00' 00'' 127° 27' 50'' D L 127° 27' 50'' 127° 27' 50'' D R 307° 27' 50'' C R 180° 00' 00'' 127° 27' 50'' Instrument at:- 𝑩 Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0° 00' 00'' 73° 19' 15'' A L 73° 19' 10'' 73° 19' 10'' A R 253° 19' 20'' D R 180° 00' 00'' 73° 19' 20'' Instrument at:- B Height of Instrument:-….. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' D L 0° 00' 00'' 105° 18' 45'' C L 105° 18' 50'' 105° 18' 50'' C R 285° 18' 50'' D R 180° 00' 10'' 105° 18' 40'' Instrument at:- D Height of Instrument:-…. Sighted To Face HCR HA Mean H.A Remarks0 ' '' 0 ' '' 0 ' '' B L 0° 00' 00'' 69° 23' 10'' A L 69° 23' 10'' 69° 23' 10'' A R 249° 23' 10'' B R 180° 00' 00'' 69° 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° 00' 00'' 57° 50' 35'' A L 57° 50' 30'' 57° 50' 30'' A R 237° 50' 40'' B R 180° 00' 00'' 57° 50' 40''  Angular Measurement ⦨CAB = 90°10'10'' ⦨CAD = 127°27'50'' ⦨ABD = 73°19'15'' ⦨CBD = 105°18'50'' ⦨BAD = 37°17'40'' ⦨ADB= 69°23'10'' ⦨ABC = 31°59'40'' ⦨ACB = 57°50'30'' Sum of ⧍CAB = 180°00'20'' and Sum of ⧍ABD = 180°00'05'' Now, By using sine law:- At ⧍ABD, 𝑨𝑩 𝑺𝒊𝒏 𝑫 = 𝑩𝑫 𝑺𝒊𝒏 𝑨 𝑨𝑩 𝑺𝒊𝒏 𝟔𝟗°𝟐𝟑′𝟏𝟎′′ = 𝟖.𝟓𝟐𝟒 𝑺𝒊𝒏 𝟑𝟕°𝟏𝟕′𝟒𝟎′′ AB = 13.1673 m At ⧍ABC, 𝑨𝑩 𝑺𝒊𝒏 𝑫 = 𝑨𝑪 𝑺𝒊𝒏 𝑩 𝑨𝑩 𝑺𝒊𝒏 𝟔𝟗°𝟐𝟑′𝟏𝟎′′ = 𝟖.𝟐𝟖𝟓𝟓 𝑺𝒊𝒏 𝟑𝟏°𝟓𝟗′𝟒𝟎′′ AB = 14.636 m Thus, Mean distance of estimated bridge =13.902 m Measured by: Suman Jyoti Computed by: Suman Jyoti Checked by:……………………..
  翻译：