ak-r-kna119201_proposed-alignments.pdf
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- Solicitation number
- 69056724B000002
About this file
This document contains proposed horizontal and vertical alignment plans for improvements to Skilak Lake Road under federal solicitation number 69056724B000002. The project involves constructing new alignments and grading along five sites of the roadway. The Department of Transportation Federal Highway Administration is seeking bids for design and construction services, with alignments and specifications detailed in the file attachments. Bids are due by the date listed on SAM.gov under the solicitation number.
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PHYSICAL DATA
for
FEDERAL HIGHWAY ADMINISTRATION
WESTERN FEDERAL LANDS HIGHWAY DIVISION
PROJECT
AK FWS KNA 1192(1)
Skilak Lake Road AOP Improvements
PROPOSED ALIGNMENTS
Horizontal Alignment SITE_5 Vertical Alignment SITE 5
Horizontal Alignment SITE_6 Vertical Alignment SITE 6
Horizontal Alignment SITE_7 Vertical Alignment SITE 7
Horizontal Alignment Review Report
Report Created: Sunday, August 20, 2023 Time: 2:17:49 PM
Project: Default
Description:
File Name: c:\pw-work\d0516004\ak-r-kenai119201_ALI_05.dgn
Last Revised: 8/20/2023 14:17:34 Note: All units in this report are in feet unless specified otherwise.
Alignment Name: SITE_5
Alignment Description:
Alignment Style: Alignment\Baseline
Station Northing Easting
Element: Linear
START ( ) 200+00.00 2368260.614 1618154.405
END ( ) 220+74.31 2368866.268 1620138.324
Tangential Direction: N73.024°E
Tangential Length: 2074.307
Page 1 of 1Horizontal Alignment Review Report
Vertical Alignment Review Report
Time: 2:20:54 PM
Project: Default
Description:
File Name: c:\pw-work\d0516004\ak-r-kenai119201_ALI_05.dgn
Last Revised: 8/20/2023 14:17:34 Note: All units in this report are in feet unless specified otherwise.
Horizontal Alignment: SITE_5
Horizontal Description:
Horizontal Style: Alignment\Baseline
Vertical Alignment: SITE_5
Vertical Description:
Vertical Style: Alignment\Baseline
Station Elevation
Element: Linear
START 207+28.00 287.079
VPC 208+06.00 286.569
Tangent Grade: -0.007
Tangent Length: 78.000
Element: Symmetrical Parabola
VPC 208+06.00 286.569
VPI 208+56.00 286.242
VPT 209+06.00 286.492
VLP 208+62.67 286.384
Length: 100.000
Entrance Grade: -0.007
Exit Grade: 0.005 r = 100 * (g2 - g1) / L: 1.154
K = l / (g2 - g1): 86.656
Middle Ordinate: 0.144
Element: Linear
VPT 209+06.00 286.492
VPC 212+21.00 288.067
Tangent Grade: 0.005
Tangent Length: 315.000
Element: Symmetrical Parabola
VPC 212+21.00 288.067
VPI 212+71.00 288.317
VPT 213+21.00 288.067
Page 1 of 2Vertical Alignment Review Report
VHP 212+71.00 288.192
Length: 100.000
Entrance Grade: 0.005
Exit Grade: -0.005 r = 100 * (g2 - g1) / L: -1.000
K = l / (g2 - g1): 100.000
Middle Ordinate: -0.125
Element: Linear
VPT 213+21.00 288.067
VPC 216+50.00 286.422
Tangent Grade: -0.005
Tangent Length: 329.000
Element: Symmetrical Parabola
VPC 216+50.00 286.422
VPI 217+00.00 286.172
VPT 217+50.00 286.992
VLP 216+73.37 286.364
Length: 100.000
Entrance Grade: -0.005
Exit Grade: 0.016 r = 100 * (g2 - g1) / L: 2.139
K = l / (g2 - g1): 46.750
Middle Ordinate: 0.267
Element: Linear
VPT 217+50.00 286.992
END 217+50.01 286.992
Tangent Grade: 0.016
Tangent Length: 0.010
Page 2 of 2Vertical Alignment Review Report
Time: 2:27:33 PM
Project: Default
Description:
File Name: c:\pw-work\d0516005\ak-r-kenai119201_ALI_06.dgn
Last Revised: 8/20/2023 14:27:01 Note: All units in this report are in feet unless specified otherwise.
Alignment Name: SITE_6
Alignment Description:
Alignment Style: Alignment\Baseline
Station Northing Easting
Element: Linear
START ( ) 250+00.00 2358151.086 1584180.215
PC ( ) 250+53.24 2358203.675 1584188.532
Tangential Direction: N8.987°E
Tangential Length: 53.242
Element: Circular
PC ( ) 250+53.24 2358203.675 1584188.532
HPI ( ) 252+38.74 2358386.892 1584217.507
CC ( ) 2358133.383 1584633.008
PT ( ) 254+05.13 2358496.471 1584367.175
Radius: 450.000
Delta: 44°48'14.060" Right
Degree of Curvature (Arc): 12°43'56.624"
Length: 351.889
Tangent: 185.495
Chord: 342.992
Middle Ordinate: 33.960
External: 36.732
Back Tangent Direction: N8.987°E
Back Radial Direction: S81.013°E
Chord Direction: N31.389°E
Ahead Radial Direction: S36.209°E
Ahead Tangent Direction: N53.791°E
Element: Linear
PT ( ) 254+05.13 2358496.471 1584367.175
PC ( ) 257+33.94 2358690.710 1584632.477
Tangential Direction: N53.791°E
Tangential Length: 328.807
Element: Circular
Page 1 of 2Horizontal Alignment Review Report
PC ( ) 257+33.94 2358690.710 1584632.477
HPI ( ) 258+77.05 2358775.251 1584747.948
CC ( ) 2358819.808 1584537.959
PT ( ) 259+67.45 2358899.399 1584676.759
Radius: 160.000
Delta: 83°37'16.788" Left
Degree of Curvature (Arc): 35°48'35.504"
Length: 233.515
Tangent: 143.110
Chord: 213.335
Middle Ordinate: 40.744
External: 54.664
Back Tangent Direction: N53.791°E
Back Radial Direction: S36.209°E
Chord Direction: N11.980°E
Ahead Radial Direction: N60.169°E
Ahead Tangent Direction: N29.831°W
Element: Linear
PT ( ) 259+67.45 2358899.399 1584676.759
END ( ) 263+51.66 2359232.699 1584485.638
Tangential Direction: N29.831°W
Tangential Length: 384.209
Page 2 of 2Horizontal Alignment Review Report
Time: 2:29:39 PM
Project: Default
Description:
File Name: c:\pw-work\d0516005\ak-r-kenai119201_ALI_06.dgn
Last Revised: 8/20/2023 14:27:01 Note: All units in this report are in feet unless specified otherwise.
Horizontal Alignment: SITE_6
Horizontal Description:
Horizontal Style: Alignment\Baseline
Vertical Alignment: BL11
Vertical Description:
Vertical Style: Alignment\Baseline
Station Elevation
Element: Linear
START 250+00.00 418.233
VPC 250+25.00 418.387
Tangent Grade: 0.006
Tangent Length: 25.000
Element: Symmetrical Parabola
VPC 250+25.00 418.387
VPI 250+75.00 418.695
VPT 251+25.00 417.637
VHP 250+47.54 418.456
Length: 100.000
Entrance Grade: 0.006
Exit Grade: -0.021 r = 100 * (g2 - g1) / L: -2.732
K = l / (g2 - g1): 36.608
Middle Ordinate: -0.341
Element: Linear
VPT 251+25.00 417.637
VPC 252+80.00 414.357
Tangent Grade: -0.021
Tangent Length: 155.000
Element: Symmetrical Parabola
VPC 252+80.00 414.357
VPI 255+80.00 408.009
VPT 258+80.00 430.616
VLP 254+11.54 412.965
Length: 600.000
Entrance Grade: -0.021
Exit Grade: 0.075 r = 100 * (g2 - g1) / L: 1.609
K = l / (g2 - g1): 62.166
Middle Ordinate: 7.239
Element: Linear
VPT 258+80.00 430.616
END 261+50.00 450.962
Tangent Grade: 0.075
Tangent Length: 270.000
Time: 2:35:47 PM
Project: Default
Description:
File Name: c:\pw-work\d0516006\ak-r-kenai119201_ALI_07.dgn
Last Revised: 8/17/2023 11:35:37 Note: All units in this report are in feet unless specified otherwise.
Alignment Name: SITE_7
Alignment Description:
Alignment Style: Alignment\Baseline
Station Northing Easting
Element: Linear
START ( ) 300+00.00 2353091.094 1582773.885
PC ( ) 300+16.65 2353104.517 1582783.729
Tangential Direction: N36.257°E
Tangential Length: 16.646
Element: Circular
PC ( ) 300+16.65 2353104.517 1582783.729
HPI ( ) 301+47.58 2353210.099 1582861.167
CC ( ) 2353843.785 1581775.770
PT ( ) 302+77.57 2353329.436 1582915.044
Radius: 1250.000
Delta: 11°57'34.887" Left
Degree of Curvature (Arc): 04°35'01.184"
Length: 260.920
Tangent: 130.936
Chord: 260.447
Middle Ordinate: 6.802
External: 6.839
Back Tangent Direction: N36.257°E
Back Radial Direction: S53.743°E
Chord Direction: N30.278°E
Ahead Radial Direction: S65.702°E
Ahead Tangent Direction: N24.298°E
Element: Linear
PT ( ) 302+77.57 2353329.436 1582915.044
PC ( ) 304+41.17 2353478.548 1582982.364
Tangential Direction: N24.298°E
Tangential Length: 163.603
Page 1 of 3Horizontal Alignment Review Report
PC ( ) 304+41.17 2353478.548 1582982.364
HPI ( ) 305+13.54 2353544.507 1583012.142
CC ( ) 2352964.199 1584121.638
PT ( ) 305+85.75 2353606.589 1583049.334
Radius: 1250.000
Delta: 06°37'37.176" Right
Degree of Curvature (Arc): 04°35'01.184"
Length: 144.579
Tangent: 72.370
Chord: 144.498
Middle Ordinate: 2.090
External: 2.093
Back Tangent Direction: N24.298°E
Back Radial Direction: S65.702°E
Chord Direction: N27.611°E
Ahead Radial Direction: S59.075°E
Ahead Tangent Direction: N30.925°E
Element: Linear
PT ( ) 305+85.75 2353606.589 1583049.334
PC ( ) 307+29.05 2353729.517 1583122.977
Tangential Direction: N30.925°E
Tangential Length: 143.299
Element: Circular
PC ( ) 307+29.05 2353729.517 1583122.977
HPI ( ) 308+15.21 2353803.434 1583167.259
CC ( ) 2353087.127 1584195.281
PT ( ) 309+01.11 2353870.577 1583221.265
Radius: 1250.000
Delta: 07°53'12.091" Right
Degree of Curvature (Arc): 04°35'01.184"
Length: 172.061
Tangent: 86.167
Chord: 171.925
Middle Ordinate: 2.959
External: 2.966
Back Tangent Direction: N30.925°E
Back Radial Direction: S59.075°E
Chord Direction: N34.868°E
Ahead Radial Direction: S51.189°E
Ahead Tangent Direction: N38.811°E
Element: Linear
PT ( ) 309+01.11 2353870.577 1583221.265
PC ( ) 309+35.19 2353897.133 1583242.626
Tangential Direction: N38.811°E
Tangential Length: 34.081
Page 2 of 3Horizontal Alignment Review Report
PC ( ) 309+35.19 2353897.133 1583242.626
HPI ( ) 310+61.86 2353995.834 1583322.016
CC ( ) 2354523.893 1582463.413
PT ( ) 311+87.18 2354111.213 1583374.289
Radius: 1000.000
Delta: 14°26'17.342" Left
Degree of Curvature (Arc): 05°43'46.481"
Length: 251.993
Tangent: 126.668
Chord: 251.327
Middle Ordinate: 7.927
External: 7.990
Back Tangent Direction: N38.811°E
Back Radial Direction: S51.189°E
Chord Direction: N31.592°E
Ahead Radial Direction: S65.627°E
Ahead Tangent Direction: N24.373°E
Element: Linear
PT ( ) 311+87.18 2354111.213 1583374.289
END ( ) 312+37.95 2354157.458 1583395.241
Tangential Direction: N24.373°E
Tangential Length: 50.770
Page 3 of 3Horizontal Alignment Review Report
Time: 2:37:18 PM
Project: Default
Description:
File Name: c:\pw-work\d0516006\ak-r-kenai119201_ALI_07.dgn
Last Revised: 8/20/2023 14:35:54 Note: All units in this report are in feet unless specified otherwise.
Horizontal Alignment: SITE_7
Horizontal Description:
Horizontal Style: Alignment\Baseline
Vertical Alignment: BL2
Vertical Description:
Vertical Style: Alignment\Baseline
Station Elevation
Element: Linear
START 300+00.00 269.791
VPC 300+58.00 274.514
Tangent Grade: 0.081
Tangent Length: 58.000
Element: Symmetrical Parabola
VPC 300+58.00 274.514
VPI 301+08.00 278.586
VPT 301+58.00 281.670
Length: 100.000
Entrance Grade: 0.081
Exit Grade: 0.062 r = 100 * (g2 - g1) / L: -1.977
K = l / (g2 - g1): 50.577
Middle Ordinate: -0.247
Element: Linear
VPT 301+58.00 281.670
VPC 305+10.00 303.377
Tangent Grade: 0.062
Tangent Length: 352.000
Element: Symmetrical Parabola
VPC 305+10.00 303.377
VPI 305+60.00 306.460
VPT 306+10.00 311.384
Length: 100.000
Entrance Grade: 0.062
Exit Grade: 0.098 r = 100 * (g2 - g1) / L: 3.681
K = l / (g2 - g1): 27.165
Middle Ordinate: 0.460
Element: Linear
VPT 306+10.00 311.384
VPC 307+30.00 323.201
Tangent Grade: 0.098
Tangent Length: 120.000
Element: Symmetrical Parabola
VPC 307+30.00 323.201
VPI 307+80.00 328.125
VPT 308+30.00 331.435
Length: 100.000
Entrance Grade: 0.098
Exit Grade: 0.066 r = 100 * (g2 - g1) / L: -3.229
K = l / (g2 - g1): 30.974
Middle Ordinate: -0.404
Element: Linear
VPT 308+30.00 331.435
END 309+17.41 337.221
Tangent Grade: 0.066
Tangent Length: 87.410
File details come from the government source that posted it. Updated .