4-Existing Conditions BCG Phase 4 Inspection Rating.pdf

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BOARDWALK NEEDS MINOR REPAIR

BOARDWALK NEEDS IMMEDIATE REPAIR OR REPLACEMENT

BRIDGE OR HEAVY-DUTY BOARDWALK

BOARDWALK NEWLY REPLACED AND IN GOOD CONDITION

STREAM CROSSING/POTENTIAL SCOUR ISSUES

0' 500' 1000' 1500' 2000'

STA +00

KELLY MILL ROAD

END PROJECT

STA 100+00

BETHELVIEW TRAILHEAD

BEGIN PROJECT

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ACCESS ROAD

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EXISTING CONDITION

BOARDWALK NEEDS IMMEDIATE REPAIR OR REPLACEMENT

BOARDWALK NEEDS MINOR REPAIR

BOARDWALK NEWLY REPLACED AND IN GOOD CONDITION

BRIDGE OR HEAVY-DUTY BOARDWALK

STREAM CROSSING/POTENTIAL SCOUR ISSUES

DECK LIFE = 0 YEARS | SELECTIVE POST LIFE = 5 YEARS DECK LIFE = 2 YEARS | SELECTIVE POST LIFE = 5 YEARS

DECK LIFE = 7 YEARS | SELECTIVE POST LIFE = 5 YEARS

BRIDGE LIFE = 20+ YEARS

NEEDS IMMEDIATE REMEDIATION

2 miles or 10,700 ft of trail | 5,500 ft of elevated structure

52% 26% 17%

5%

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BOARDWALK NEEDS MINOR REPAIR

BOARDWALK NEEDS IMMEDIATE REPAIR OR REPLACEMENT

BRIDGE OR HEAVY-DUTY BOARDWALK

BOARDWALK NEWLY REPLACED AND IN GOOD CONDITION

STREAM CROSSING/POTENTIAL SCOUR ISSUES

0' 500' 1000' 1500' 2000'

STA +00

KELLY MILL ROAD

END PROJECT

STA 100+00

BETHELVIEW TRAILHEAD

BEGIN PROJECT

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6"X6" SUPPORT POST

PIER

12'-0"

SPACING ON CENTER

8-2"X8" STRINGERS AT 1'-6"

2"X6" DECK BOARDS

6"X8" POST CROSSHEADS

6"X6" TOE RAIL OR CURB

AS-BUILT PHASE 4 REPLACEMENT

6"X6" SUPPORT POST

PIER

12'-0"

SPACING ON CENTER

7-2"X8" STRINGERS AT 1'-6"

2"X6" DECK BOARDS

TYP EACH EDGE

2"X10" STRINGER,

2-2"X8" POST CROSSHEADS

6"X6" TOE RAIL OR CURB

AS-BUILT PHASE 4 ORIGINAL

UTILITY VEHICLE = 1000 lbs Wheel Load

H-5 VEHICLE = 4000 lbs Wheel Load m

V ■ f1

Figure C3.1-1—Live Load of 50 psf

V V-*' c

1 T>

Figure C3.I-2—Live Load of 100 psf

Pedestrain Rated Load Truck Rated Load psf lbs

Deck 1527 1313

Stringer 163 1474

Cross-Head 35 1684

Original Build Load Rating

Pedestrain Rated Load Truck Rated Load psf lbs

Deck 1527 1313

Stringer 163 1474

Cross-Head 48 2308

Maintenance Build Load Rating

LOAD RATING

Current AASHTO Pedestrain Live Load = 90 psf

1 2 3 4 5

Summary Structure/Path should not be used and is and not repairable.

Structure/Path should not be used but can repaired.

Structure/Path can be used but requires immediate repair.

Structure/Path needs minor repairs.

Structure/Path needs no immediate repair/maintenance.

Structural Deterioration

The boardwalk/structure has deteriorated immensely beyond repair in sections. Pieces are no longer connect appropriately and require immediate attention. The structure is not useable.

The boardwalk/structure has deteriorated immensely but can be repaired. The structure in its current state is not useable.

The boardwalk/structure has deteriorated and needs immediate repair but is useable in its current state.

The boardwalk/structure has deteriorated and needs minor repairs but is useable in its current state.

No visible damage, piece needs no replacement and no immediate maintenance.

Erosion There are major signs of erosion and the boardwalk/trail is at risk of failure. It is beyond repair and should not be used.

There are major signs of erosion and the structure is not useable but can be repaired.

There are major signs of erosion but the structure is still useable with immediate attention/repair.

There are minor signs of erosion but the structure is still useable with minor attention/repair.

There are no signs of erosion.

Siltation There are major signs of siltation that occur consistently and prohibit use of the trail/boardwalk.

The trail/boardwalk is beyond repair.

There are major signs of siltation that occur consistently and prohibit use of the boardwalk/trail.

The boardwalk/trail needs immediate repair

There are major signs of siltation that occur consistently but still allow use of the boardwalk/trail. The boardwalk/trail needs immediate repair

There are minor signs of siltation that occur but still allow use of the boardwalk/trail. The boardwalk/trail needs minor repair.

There is no siltation on the trail/boardwalk or around the pier supports. There are no signs of buildup.

Slab Settlement Slab has settled and failed and the trail/boardwalk is not useable. It is beyond repair and requires immediate attention.

Slab has settled and the trail/boardwalk is not useable. It can be repaired and requires immediate attention.

Slab has settled and the trail/boardwalk is useable with caution. It can be repaired and requires immediate attention.

Minor slab settlement/potential to settle and the trail/boardwalk still can be used. It can be repaired.

The slab/supports have not settled. The transitions are smooth and require no attention.

Excess Mildew/Fungi

There is major mildew/fungi. The mildew and fungi is contributing to structure deterioration and creates a not useable surface to walk/ride on.

Boardwalk/trail is not repairable.

There is major mildew/fungi. The mildew and fungi is contributing to structure deterioration and creates not useable surface to walk/ride on.

Boardwalk/trail can be cleaned and repaired.

There is major mildew/fungi. The boardwalk/trail is useable with caution. Boardwalk/trail needs immediate cleaning and repair.

There is minor mildew/fungi. The boardwalk/trail is useable. Boardwalk/trail needs minor cleaning and repair.

There is no mildew/fungi on the trail/boardwalk.

There are no signs of staining or previous molding.

Structural Damage There is significant damage to the structure. Pieces are no longer connect appropriately and require immediate attention. The structure is not useable.

There is significant damage to the structure. Pieces are no longer connect appropriately and require immediate attention. The structure is not useable but can be repaired.

There is major damage to the structure. The structure is useable and can be repaired but requires immediate attention.

There is minor damage to the structure. The structure is useable and can be repaired but requires attention.

No visible damage, piece needs no replacement and no immediate maintenance.

RATING CATEGORIES

Needs Replacement → Looks New

Big Creek Greenway Structural Inspection - Phase 4 (Bethelview Road Trailhead TO Kelly Mill Rd)

Segment Begin Meas. End Meas. Length SQ. Ft. Begin STA End STA

4.01 0 44 43 40000.00 40043.00

BOARDWALK 01 4.02 TS04 44 607 563 6756 40043.00 40606.00 3 4 5 5 4 2

4.03 607 1035 428 40606.00 41034.00

BOARDWALK 02 4.04 TS03 1035 2385 1350 16200 41034.00 42384.00 1 1 3 5 1 2

4.05 2385 3302 917 42384.00 43301.00

BOARDWALK 03 4.06 TS04 3302 3435 133 1596 43301.00 43434.00 4 4 5 5 3 4

4.07 bridge 3435 3497 62 43434.00 43496.00 bridge

BOARDWALK 04 4.08 TS04 3497 3599 102 1224 43496.00 43598.00 4 3 5 5 3 5

4.09 3599 3629 30 43598.00 43628.00

BOARDWALK 05A 4.10 TS03 3629 3693 64 768 43628.00 43692.00 2 4 4 5 2 2

BOARDWALK 05B 4.11 REPLACED 3693 4256 563 6756 43692.00 44255.00 5 5 5 5 5 5

BOARDWALK 05C 4.12 TS03 4256 4577 321 3852 44255.00 44576.00 2 4 4 5 2 2

4.13 4577 4599 22 44576.00 44598.00

BOARDWALK 06 4.14 TS03 4599 5629 1030 12360 44598.00 45628.00 1 3 4 5 1 1

4.15 5629 5648 19 45628.00 45647.00

BOARDWALK 07 4.16 TS04 5648 5828 180 2160 45647.00 45827.00 4 4 4 5 3 4

4.17 5828 6957 1129 45827.00 46956.00

BOARDWALK 08 4.18 TS04 6957 7091 134 1608 46956.00 47090.00 4 5 5 5 4 5

4.19 7091 7563 472 47090.00 47562.00

BOARDWALK 09 4.20 TS04 7563 7721 158 1896 47562.00 47720.00 4 3 5 5 4 3

4.21 7721 8111 390 47720.00 48110.00

BOARDWALK 10 4.22 REPLACED 8111 8210 99 1188 48110.00 48209.00 5 5 5 5 5 5

4.23 8210 8651 441 48209.00 48650.00

BOARDWALK 11 4.24 TS04 8651 8764 113 1356 48650.00 48763.00 4 3 5 5 4 5

4.25 8764 8899 135 48763.00 48898.00

BOARDWALK 12 4.26 REPLACED 8899 9031 132 1584 48898.00 49030.00 5 5 5 5 5 5

4.27 9031 9063 32 49030.00 49062.00

BOARDWALK 13 4.28 REPLACED 9063 9287 224 2688 49062.00 49286.00 5 5 5 5 5 5

4.29 9287 9515 228 49286.00 49514.00

4.30 BRIDGE 9515 9587 72 49514.00 49586.00 bridge

BOARDWALK 14 4.31 TS04 9587 9637 50 600 49586.00 49636.00 2 3 5 4 4 4

4.32 9637 10058 421 49636.00 50057.00

BOARDWALK 15 4.33 TS03 10058 10256 198 2376 50057.00 50255.00 2 3 4 5 4 4

Structural Deterioration

Erosion Siltation Slab Settlement Excess

Mildew/Fungi Structual Damage