a7 attach2 NAHA Trail Recon phase 1.pdf
PDF 6 MB Posted
- Attached to
- Naha Trail Reconstruction Phase 1 Federal contract opportunity
- Solicitation number
- 12010920Q0065
View the file
Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| a8 amend2 12010920Q0065.pdf | ||
| 12010920Q0065 amend1.pdf | ||
| a7 attach4 Relevant Experience Evaluation Form.pdf | ||
| a7 Clarification Items.pdf | ||
| a7 attach3 Naha trail log.pdf | ||
| a7 attach1 AK20200007 2.7.2020.pdf | ||
| a7 12010920Q0065 naha trail.pdf |
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Text version
30"
4'' PLACE EXCAVATED SOIL AS
SHOWN
FINISHED CUTBANK LESS
THAN ANGLE OF REPOSE
RETAIN LIVE ROOTS
OVER 2" DIAM.
AGGREGATE SURFACING, DEPTH AS SHOWN
IN TRAIL LOG. PACK CAREFULLY BETWEEN
RETAINED ROOTS.
30"
EXCAVATE TO DEPTH AS REQ'D SO
FINISHED AGGREGATE SURFACE IS
2" ABOVE ADJACENT GROUND
PLACE SOIL AT 11
2:1 SLOPE
AS SHOWN AND DISPOSE OF
EXCESS AS SPECIFIED
AGGREGATE SURFACING, DEPTH
AS SHOWN IN TRAIL LOG
RETAIN LIVE ROOTS
OVER 2" DIAM.
PLACE EXCAVATED
SOIL & VEGETATION
AS SHOWN
FINISHED CUT
BANK LESS THAN
ANGLE OF REPOSE
6''
DITCH ALONG TRAIL
WHERE APPROVED
AGGREGATE SURFACING, DEPTH
AS SHOWN IN TRAIL LOG
PLACE EXCAVATED SOIL &
VEGETATION AS SHOWN
30" 4''
6''
AGGREGATE SURFACING (ALL TYPES)
DATE:
DATE:
DATE:
DRAWN:
USDA FOREST SERVICE
KETCHIKAN M.F. RANGER DISTRICT
TONGASS N.F.
CHECKED:
DESIGNED:
CJ
AT
AT
5/2020 5/2020
5/2020 2-3_AS_NAHA.DWG
TYPE AS & ASB ON LEVEL GROUND - SECTION VIEW
NOT TO SCALE
TYPE AS & ASB WITH SIDE SLOPE - SECTION VIEW
NOT TO SCALE
AUTOCAD FILENAME:
SHEET OF
NAHA TRAIL
RECONSTRUCTION
TYPE AS & ASB WITH ADJACENT DITCH - SECTION VIEW
NOT TO SCALE
- STAKE PROPOSED DITCH LOCATIONS FOR APPROVAL DURING TRAILBED
EXCAVATION.
NOTES:
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30"
4'' PLACE EXCAVATED
SOIL & ROCK AS
SHOWNFINISHED CUT
BANK LESS THAN
ANGLE OF REPOSE
EXISTING GROUND
AGGREGATE SURFACING, DEPTH
AS SHOWN IN TRAIL LOG
DATE:
DATE:
DATE:
AUTOCAD FILENAME:
SHEET OF
DRAWN:
USDA FOREST SERVICE
KETCHIKAN M.F. RANGER DISTRICT
TONGASS N.F.
CHECKED:
DESIGNED:
CJ
AT
AT
5/2020 5/2020
2-3_AS_NAHA.DWG
AGGREGATE SURFACING (ALL TYPES)
NAHA TRAIL PHASE 1
RECONSTRUCTION
5/2020
AS BENCH for STA 26+26
NOT TO SCALE
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12" MIN.
TREAD
8" MAX
RISER
AGGREGATE BASE (D1) OR
LOCALLY SOURCED GRAVEL
(SIMILAR IN SIZE TO D1), DEPTH
VARIES AS NEEDED
SET MIN. 12 LOG DIAMETER
BELOW FINISHED GRADE
#6 STEEL REBAR AS NEEDED, POUND TO
MIN. 24" DEPTH. CUT REMAINING REBAR
FLUSH WITH TOP OF STAIR.
BACKFILL GAPS BETWEEN STEPS
WITH D1 AGGREGATE
SCORE TOP OF STAIR WITH
CHAINSAW
30''
12" MIN.
TREAD
#6 STEEL REBAR AS NEEDED, POUND TO
MIN. 24" DEPTH. CUT REMAINING REBAR
FLUSH WITH TOP OF STAIR.
AGGREGATE BACKFILL
BURY LOG MIN. 12" IN SOIL
BANK ON BOTH SIDES WHERE
POSSIBLE. ADD 4" MIN.
DIAMETER ROCKS FOR ADD
STABILITY. WHERE BURYING IS
NOT POSSIBLE, INSTALL LOG
BRACE ON SIDE THAT IS NOT
BURIED.
SCORE TOP OF STAIR WITH
CHAINSAW
LOG RISER STEPS (LRS)
DATE:
DATE:
DATE:
DRAWN:
USDA FOREST SERVICE
KETCHIKAN M.F. RANGER DISTRICT
TONGASS N.F.
CHECKED:
DESIGNED:
CJ
AT
AT
5/2020 5/2020
5/2020 4-5_LRS_NAHA.DWG
TYPE LRS - SECTION VIEW
NOT TO SCALE
AUTOCAD FILENAME:
SHEET OF
NAHA TRAIL PHASE 1
RECONSTRUCTION
TYPE LRS - PLAN VIEW
NOT TO SCALE
-BARK LOG PRIOR TO INSTALLING
-DISTANCE BETWEEN RISERS VARIES DEPENDING UPON SLOPE
NOTES:
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TIMBER TRAIL BRIDGE
USDA FOREST SERVICE
KETCHIKAN M.F.
TONGASS N.F.
RANGER DISTRICT
DATE:
DATE:
DATE:
AUTOCAD FILENAME:
SHEET OF
DRAWN:
CHECKED:
DESIGNED:NAHA TRAIL RECONSTRUCTION
PHASE 1
6_BRIDGE_NAHA5/2020
5/2020 5/2020
FSSTANDARD
FSSTANDARD
XX
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| 01_LocationMap_Naha |
| ALLEGRO_ALL |
| 2-3_AS_Naha-02_AS_ASR_ASD.pdf |
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| 4-5_LRS_Naha-XX_LRS.pdf |
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| 4-5_LRS_Naha XX_LRS_B (1).pdf |
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