OR NPS CRLA 13(1)_APPR_02_HA.pdf
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- Attached to
- OR NPS CRLA 13(1), Rehabilitate East Rim Drive
- Solicitation number
- 69056722r000013
About this file
This horizontal alignment review report details the design plans for rehabilitating East Rim Drive within Crater Lake National Park in Oregon. The project includes realigning over two miles of the roadway with multiple circular curves and tangents ranging from 11 to 678 feet in length. Radius sizes vary between 400 and 900 feet. The related federal contract opportunity is a full and open competition solicitation issued by the Department of Transportation Federal Highway Administration to rehabilitate East Rim Drive. Offerors should submit proposals in response to solicitation number 69056722r000013 by the specified due date.
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Text version
Horizontal Alignment Review Report Report Created: Tuesday, April 20, 2021
Time: 8:55:08 AM
Project: Default Description:
File Name: C:\Users\jennifer.longmore\Desktop\Exported from PW\crla01301_APP.dgn Last Revised: 4/20/2021 08:52:26
Note: All units in this report are in feet unless specified otherwise.
Alignment Name: APPR02 Alignment Description:
Alignment Style: Alignment\Baseline Station Northing Easting
Element: Linear
START ( ) 1000.000 464680.658 4510163.996
PC ( ) 1006.686 464675.402 4510168.128
Tangential Direction: S38.174°E
Tangential Length: 6.686
Element: Circular
PC ( ) 1006.686 464675.402 4510168.128
HPI ( ) 1028.595 464658.179 4510181.669
CC ( ) 464428.182 4509853.673
PT ( ) 1050.461 464639.579 4510193.248
Radius: 400.000 Delta: 6.270° Right
Degree of Curvature (Arc): 14.324° Length: 43.775
Tangent: 21.909 Chord: 43.753
Middle Ordinate: 0.599 External: 0.600
Back Tangent Direction: S38.174°E Back Radial Direction: S51.826°W
Chord Direction: S35.039°E Ahead Radial Direction: S58.096°W
Ahead Tangent Direction: S31.904°E
Element: Linear
PT ( ) 1050.461 464639.579 4510193.248
PC ( ) 1062.282 464629.470 4510199.377
Tangential Direction: S31.228°E Tangential Length: 11.822
Element: Circular
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PC ( ) 1062.282 464629.470 4510199.377
HPI ( ) 1453.445 464292.831 4510398.581
CC ( ) 464351.923 4509730.344
PCC ( ) 1740.837 463996.373 4510143.392
Radius: 545.000
Delta: 71.336° Right Degree of Curvature (Arc): 10.513°
Length: 678.554 Tangent: 391.163
Chord: 635.568 Middle Ordinate: 102.238
External: 125.845 Back Tangent Direction: S30.615°E
Back Radial Direction: S59.385°W Chord Direction: S5.054°W
Ahead Radial Direction: N49.278°W Ahead Tangent Direction: S40.722°W
Element: Circular
PCC ( ) 1740.837 463996.373 4510143.392
HPI ( ) 1918.076 463862.045 4510027.764
CC ( ) 464583.520 4509461.293
PT ( ) 2090.837 463781.590 4509869.838
Radius: 900.000 Delta: 22.282° Right
Degree of Curvature (Arc): 6.366° Length: 350.000
Tangent: 177.239 Chord: 347.799
Middle Ordinate: 16.960 External: 17.286
Back Tangent Direction: S40.722°W Back Radial Direction: N49.278°W
Chord Direction: S51.863°W Ahead Radial Direction: N26.997°W
Ahead Tangent Direction: S63.003°W
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File details come from the government source that posted it. Updated .