2. Cottonwood Road Repairs Plans – Final.pdf

PDF 5 MB Posted Mar 31, 2020

Attached to: 129JGP20R0017 - Cottonwood Road Repairs
Solicitation number: 129JGP20R0017
Issued by: Department of Agriculture Forest Service R5-Pacific Southwest Region

About this file

Written by GovTribe AI · Dec 27, 2023

This is a solicitation for road repairs on the Cottonwood Road within the Stanislaus National Forest in California. The Forest Service is seeking offers for repairing three sites along the road, including stabilizing a landslide, reconstructing pavement, and replacing asphalt. Offerors should visit the site and submit any requests for information by April 28, 2020. Sealed offers are due by May 12, 2020. The estimated value of the contract is between $1,000,000 to $5,000,000. The solicitation is a total small business set aside.

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Other files

File	Type	Posted
RFI Official Responses.pdf	PDF	May 6, 2020
A00002 - RFIs.pdf	PDF	May 6, 2020
A00001 - Time Extension - Site Visit.pdf	PDF	Apr 14, 2020
4. Schedule of Items.pdf	PDF	Mar 31, 2020
3. Supplemental Fire Plan.pdf	PDF	Mar 31, 2020
5. Statement of Work.pdf	PDF	Mar 31, 2020
1. Supplemental Specifications.pdf	PDF	Mar 31, 2020
7. RFI Form.docx	DOCX document	Mar 31, 2020
6. WD # CA20200018.pdf	PDF	Mar 31, 2020
129JGP20R0017 - Cottonwood Road Repairs.pdf	PDF	Mar 31, 2020

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DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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S-

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site Map

2/14/2020

18 2

Site 1, MP 16.31

Slide repair and stabilization

See sheet C1-C3

16.31 miles to

Tuolumne City, CA

Site 2, MP 18.71 - 20.10

Pavement reconstruction

See sheets C4-C5

Site 3, MP 20.69 - 20.80

Pavement reconstruction

See sheets C6-C7

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Notes, Abbreviations & Symbols

2/14/2020

18 3

Abbreviations:

General Notes:

Work Notes:

BOA

BOP

CMP

CONST

EOA

EOP

EXIST

HMA

LOD

LVC

MAINT

PVI

RECONST

STA

TYP

AGGREGATE ROAD BASE

ASPHALT CONCRETE

BEGINNING OF ALIGNMENT

BEGINNING OF PROJECT

CATCH BASIN

CORRUGATED METAL PIPE

CONTRACTING OFFICER

CONSTRUCT OR INSTALL FEATURE

CONTROL POINT

CUBIC YARD

END OF ALIGNMENT

END OF PROJECT

ENGINEERING REPRESENTATIVE

EXISTING FEATURE

HOT MIX ASPHALT

INLET BASIN

LINEAR FOOT

LEAD OFF DITCH

LUMP SUM

LENGTH OF VERTICAL CURVATURE

MAINTAIN EXISTING FEATURE

MILEPOST

POINT OF CURVATURE

POINT OF INTERSECTION

POINT OF TANGENCY

POINT OF VERTICAL INTERSECTION

RECONSTRUCT EXISTING FEATURE

SQUARE FOOT

STATION

SQUARE YARD

TYPICAL

WATERBAR

Detail Reference Symbol

Detail number

Sheet number on which detail is drawn

1. Minimum clearing limits shall be as indicated on plans.

2. All dimensions are in U.S. feet.

3. The contractor is responsible for all project safety and safety compliance.

4. Limited operating periods are listed in the FSSS Section 107.

5. Provide copies of weight tickets for material delivered to the site from commercial sources. Aggregate shall be obtained from an approved source, certified weed free, and certified to contain no more than 0.25% asbestos to be in compliance with California Health and Safety Code Sections

93105 and 93106.

6. Borrow source: If needed, will be designated during construction by the Forest Service. Any material to be available at a borrow site will be unclassified borrow. Material may need to be sorted or mixed to meet gradation requirements.

7. Potential water sources: Bear Creek at 3N01 South crossing or drainage channel 0.1 miles prior to Reed Creek at 1N04 crossing. Meet in-stream drafting minimum flow requirements. When drafting from the river, use screening devices for water drafting pumps. Use pumps with low entry velocity to minimize removal of aquatic species, including juvenile fish, amphibian egg masses and tadpoles, from aquatic habitats.

8. Any merchantable timber needed to be removed to facilitate the road repair shall be marked by the Forest Service prior to felling. Perform felling, bucking, and decking of merchantable timber designated for removal. Operation shall use standard logging practices to minimize breakage of utilizable logs and protect residual trees from unnecessary damage. Merchantable timber shall be bucked into standard log lengths with proper trim allowance prior to decking.

9. Hazard trees: the contractor is responsible for mitigating any work hazards at the project site. Hazard trees can be directionally felled away from the road and left in place.

10. When State of California specifications are referred to, download is available at:

http://ppmoe.dot.ca.gov/hq/esc/oe/construction_contract_standards/std_specs/2018_stdspecs/2018_stdspecs.pdf

1. This is a public works contract. Davis-Bacon prevailing wages apply.

2. Specifications: 'Standard Specifications for Construction of Roads and Bridges on

Federal Highway Projects FP-14' (FP-14) or its applicable 'Forest Service Supplemental

Specification' (FSSS).

3. The contractor shall submit a construction schedule in accordance with the contract to the C.O. for approval prior to the start of work.

4. The contractor shall submit a traffic control plan in accordance with FP-14 Section 156 to the C.O. for approval prior to the start of work.

5. Required work not specified in the schedule of items shall be considered incidental to other pay items.

6. Before any excavation activities begin, the contractor shall contact a service to locate any buried utilities. USA 1-800-227-2600, the national 811 number, or the website http://www.call811.com.

7. Equipment, for this project, if driven on state or county roads shall be currently licensed.

8. All work shall be in compliance with the best management practices described in the

Region 5 Forest Service Soil and Water Conservation Handbook, dated December 2011, and the National Best Management Practices for Water Quality Management on National

Forest System Lands, dated April 2012.

Erosion Control Notes:

1. The contractor shall obtain coverage under the General Permit for Discharges of Storm Water Associated with Construction Activity under the Construction General Permit Order 2009-0009-DWQ as administered by the California State Water Resources Control Board. To obtain coverage under the General Permit, the contractor shall electronically file the Permit Registration Documents (PRDs), which includes a Notice of Inent (NOI), Storm Water Pollution Prevention Plan (SWPPP), and other compliance related documents with the California State Water Board.

2. Provide the Forest Serivce with a copy of the SWPPP and all compliance related documents.

3. The areas of soil and vegetation disturbance shall be limited to that required for construction purposes.

except where required for access, there shall be no disturbance in areas to be left in a natural state.

4. Stockpiles shall be located in already disturbed and flat areas, and shall be surrounded with fiber rolls. If a stockpile is inactive for 14 days, it shall be stabilized with 6 mil. plastic or approved equal.

5. Any new disturbances made outside road corridors (such as staging areas) shall be restored. At a minimum, compacted areas shall be de-compacted to a 12" depth, re-contoured to match natural surrounding grade, and mulched with 2-4 inches of wood chips.

6. If tracking is evident due to construction, contractor shall broom excess sediment to an area it won't be carried away by storm flows. if this proves inadequate, contractor may have to street sweep.

7. Spill kits with absorbent pads shall be on site at all times in preparation for equipment leaks. All vehicle maintenance shall take place at least 100 feet from surface water and on a level area surrounded by a contour berm and trench.

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Summary of Quantities

2/14/2020

18 4

SUMMARY OF ESTIMATED QUANTITIES

Pay Item

Number

Pay Item Description

Unit

Sheet and Description

Estimated

Quantities

RemarksC1-C3 C4-C5 C4-C5 C6-C7

Site #1 Site #2a Site # 2b Site #3 Bid Schedule

15101 Mobilization LS 1

15201

Construction survey and staking

LS 1

Staking of proposed work and existing features

15401

Contractor testing

LS 1

15713

Soil Erosion & Pollution Control, California Construction

General Permit

LS 1

Plan to be submitted by contractor. State of CA is regulating agency

63501

Temporary traffic control

LS 1

Plan to be submitted by contractor

20407

Roadway excavation, waste, offhaul

CY 1185 1185

Disposal off forest

20424

Drainage Excavation, type drainage ditch

LF 251 251

20701

Earthwork geosynthetics, type geotextile filter class 1, type C

SY 300 300

25101

Placed riprap, class 2

CY 83 83

62901

Temporary rolled erosion control product, type 3.B

SY 956 956

20304

Removal of asphalt concrete, disposal method (a) or (j)

SY 11751 6284 1174 19209

Stockpiled or disposal off forest

30309

Roadbed/base reconditioning, compaction placement method 1

SY 11777 6298 534 18609

30102

Aggregate base, California State DOT, Class 2 AB 1 1/2" max, compaction method (d)

Ton 1249 668 58 1975

40304

Asphalt concrete, California State DOT, Type A HMA, PG 64-16

Ton 2469 1321 357 4147

Includes traveled way, paved CMP inlets, paved overside drains. Tack coat incidental to this line item

60901

Curb, type HMA, 6 inch depth

LF 3919 1670 5589

63401

Pavement markings type H, double yellow

LF 3934 2141 440 6515

63401

Pavement markings type H, single white

LF 7868 4282 880 13030

60711

Reconditioning drainage structures, CMP drop inlet

EA 5 5

Includes cleaning and repair of drop inlet, inlet, and outlet

41802

Asphalt Concrete Pavement Patching, Type 2

SY 12 12

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Existing road alignment, 1N04

Existing CMP invert

Layback slide to minimum 2H:1V.

Remove waste material off of

Federal land.

Place erosion control blanket on all disturbed faces. See sheet D6

Construct new ditch on slide bench. See sheet C2

Line ditch with geotextile and riprap. See sheet C3

Scale: 1"=20'

Site #1 - Site Plan

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DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #1:

Site Plan

2/14/2020

18 5

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Existing CMP invert Construct new ditch on slide bench

Line ditch with geomembrane and riprap.

See sheet C3

E L E

V A

T I O

E E

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V A

T I O

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STATION (FEET)

DITCHLINE - NEW PROFILE

-0+15 0+00 0+50 1+00 1+50 2+00 2+502+51

-6 .7

-9 .7

-7 .1

Existing Ground

Proposed Ditch, Flowline

Start ditch 2' below EG

Transition: to 3' below EG

3' below EG

Begin Transition: to 1' below EG

Begin Transition: match EG at paved ditch

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #1:

Ditch Plan & Profile

2/14/2020

18 6

Scale: 1"=20'

Site #1: New Ditch - Plan View

Scale: 1"=30'

Site #1: New Ditch - Profile View

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Riprap, 1' depth, sizing listed in notes

Lined ditch, Geotextile

Filter Class 1, Type C

Tie into existing cut slope

Tie into new layback slope

Depth as specified in profile, sheet C2

Ditch back slopes

2H:1V typ.

Ditch flowline

E L E

V A

T I O

E E

OFFSET (FEET)

0+25.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

0+50.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

0+75.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

1+00.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

2+25.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

2+50.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

1+25.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

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OFFSET (FEET)

1+50.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

E E

OFFSET (FEET)

1+75.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

E L E

V A

T I O

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OFFSET (FEET)

2+00.00

0 10 20 30 40 500-10-20-30-40-50-60-70-80-90-100

Existing ground, typ.

Finished ground, typ.

2H:1V minimum

Ditch per plan, profile, and section on sheets C2 & C3

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DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

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PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #1:

Section Views

2/14/2020

18 7

Scale: 1"=5'

Ditch - Typical Section

Work Notes:

1. Riprap sizing

1.1. Minimum Class1 per FP-14 Table 705-1 between STA 0+00 and 1+00.

1.2. Minimum Class 2 per FP-14 Table 705-1 between STA 1+00 and 1+85.

1.3. Minimum Class 1 per FP-14 Table 705-1 between STA 1+85 and 2+50.

1.4. Stationing for riprap sizing is based on alignment and profile of the ditch, shown on sheet C2.

2. Stationing for section views shown on this sheet are in reference to the road centerline.

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DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #2:

Site Plan

2/14/2020

18 8

Work Notes:

1. Roadway rehabilitation consists of the following work:

1.1. Remove the entire depth of AC surface course. Milled AC material may be processed to a maximum particle size of 2" and stockpiled at MP 18.92 or removed off forest.

1.2. Re-shape and re-compact full depth of existing base course. Place new aggregate base where needed to level the base and structurally support the new surface course. Compact according to FSSS 301.05(b).

1.3. Construct the new AC surface course as shown in the typical section on sheet

C5.

1.4. Stripe new centerline and fog lines.

2. Begin/End rehabilitation callouts mark the full depth repair points. Taper transition to existing asphalt outside of these limits according to detail 2, sheet C5.

3. New AC surface course shall match existing alignment, profile, transitions, cross slopes and superelevation of the existing pavement.

4. Patch AC according to detail 1, sheet D4.

Work Breakdown:

1. Site #2a - Mandatory work bid items: Between STA 987+91 and STA 1035+63

2. Site #2b - Optional work bid items: Between STA 1040+67 and STA 1061+28

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New AC surface course shall match existing alignment, profile, transitions, cross slopes and superelevation of the existing pavement.

11.00' 11.00'

Recondition full depth of existing base course

Profile grade point, match existing

New base course where needed to structurally support new AC. Depth will vary

Remove existing AC to full depth.

New AC course 0.35ft depth

AC shoulder, typ.

Existing cut or fill slope

Match Existing

Subgrade, existing

4H:1V

Match Existing

Existing cut or fill slope

Begin/End full depth roadway rehabilitation section

Top of existing

AC surface

Cold plane or mill

" per 10LF or

200H:1V minimum

Minimum thickness 2"

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #2:

Section and Quantities

2/14/2020

18 9

Scale: 1"=4'

Roadway Rehabilitation - Typical Section

Note:

1. Removal quantity is estimated as asphalt in place, not loose or in the haul vehicle. Assumed removal depth is 4".

2. Assumed depth of existing base course is 0.5ft

3. Assumed depth of new base course is 2". Assumed in place, compacted unit weight of 139 lb/cuft.

4. Depth of new AC course is 0.35ft per typical section. Assumed in place, compacted unit weight of 145.2 lb/cuft.

5. Total length, includes both left and right sides.

6. Total length, includes both left and right sides.

Roadway Rehabilitation - Estimated Quantities

Section

Length (mi) Length (ft)

AC Removal

(SY)1

Recondition

Base Course

(SY)2

New AB (ton)3 New AC (ton)4 HMA Curb (ft)5

Striping -

Double Yellow

(ft)

Striping -

Single White

(ft)6

2a 0.73 3854 11751 11777 1249 2469 3919 3934 7868

2b 0.4 2061 6284 6298 668 1321 1670 2141 4282

Work Notes:

1. Pulverized/milled/cold planed AC may be processed to have a maximum particle size of 2" and stockpiled at MP 18.92, or it may be removed off forest.

2. Typical section represents the road traveled way.

Pavement drainage feature typicals are shown in section D of the plans.

3. Construct HMA curbs, HMA ditches, paved CMP inlets, and paved overside drains as specified on sheet C4. Details for these items are shown on sheets D1-D3.

4. Place tack coat between milled AC surface and new

AC, between each lift of AC, and on any vertical surfaces new AC will be placed against. Use application rate of 0.07 gallons/sqyd.

Scale: 1"=4'

Asphalt Taper Transition to Existing Asphalt Pavement

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Repair section #1, 85 LF

Begin taper, section #1

End taper, section #1

Repair section #2, 80 LF

Begin taper, section #2

End taper, section #2

Repair section #3, 35 LF

Begin taper, section #3

End taper, section #3

Where taper sections overlap, mill to minimum

2" depth

E L

E V

A T

I O

E E

E L

E V

A T

I O

E E

STATION (FEET)

3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50 8+00 8+50 9+00 9+50 10+00 10+50

PVI STA: 5+77.11

PVI ELEV: 4359.93

K: 16.62

LVC: 50.00

T A

L E

PVI STA: 6+68.22

PVI ELEV: 4363.02

K: 45.53

LVC: 50.00

3.38%

2.29%

6.3 9%

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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2& 3.D

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #3:

Plan & Profile

2/14/2020

18 10

Scale: 1"=60'

Site 3 - Plan View

Scale: 1"=60'

Site 3 - Profile View

Work Notes:

1. Roadway rehabilitation consists of the following work:

1.1. In repair sections: remove the entire depth of AC surface course. In taper sections: mill transition between the existing surface elevation and full removal depth at a rate of

" per 10 linear feet. Milled AC material may be processed to a specified size and stockpiled at MP 18.92 or removed off forest.

1.3. Construct the new AC surface course as shown in the typical section on sheet C7. In taper sections: place surface course to match existing surface elevation and transition to full AC depth in repair sections.

1.4. Stripe new centerline and fog lines.

2. New AC surface course shall match existing alignment, profile, transitions, cross slopes and superelevation of the existing pavement.

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11.00' 11.00'

Recondition full depth of existing base course

Profile grade point, match existing

New base course where needed to structurally support new AC. Depth will vary

Remove existing AC to full depth.

New AC course 0.35ft depth

AC shoulder, typ.

Existing cut or fill slope

Match Existing

Subgrade, existing

4H:1V

Match Existing

Existing cut or fill slope

Begin/End full depth roadway rehabilitation section

Top of existing

AC surface

Cold plane or mill

" per 10LF or

200H:1V minimum

Minimum thickness 2"

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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2& 3.D

W G;

R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Site #3:

Section

2/14/2020

18 11

Scale: 1"=4'

Roadway Rehabilitation - Typical Section

Note:

1. Removal quantity is estimated as asphalt in place, not loose or in the haul vehicle. Assumed removal depth is 4".

2. Assumed depth of existing base course is 0.5ft

3. Assumed depth of new base course is 2". Assumed in place, compacted unit weight of 139 lb/cuft.

4. Depth of new AC course is 0.35ft per typical section. Assumed in place, compacted unit weight of 145.2 lb/cuft.

5. Total length, includes both left and right sides.

6. Total length, includes both left and right sides.

Work Notes:

1. Pulverized/milled/cold planed AC may be processed to have a maximum particle size of 2" and stockpiled at MP 18.92, or it may be removed off forest.

2. Typical section represents the road traveled way.

Pavement drainage feature typicals are shown in section D of the plans.

3. Construct HMA curbs, HMA ditches, paved CMP inlets, and paved overside drains as specified on sheet C6. Details for these items are shown on sheets D1-D3.

4. Place tack coat between milled AC surface and new

AC, between each lift of AC, and on any vertical surfaces new AC will be placed against. Use application rate of 0.07 gallons/sqyd.

Scale: 1"=4'

Asphalt Taper Transition to Existing Asphalt Pavement

Roadway Rehabilitation - Estimated Quantities

Section

Length (ft)

AC Removal

(SY)1

Recondition

Base Course

(SY)2

New AB (ton)3 New AC (ton)4 HMA Curb (ft)5

Striping -

Double Yellow

(ft)

Striping -

Single White

(ft)6

1 85 499 227 25 152 0 165 330

2 80 470 214 23 143 0 160 320

3 35 205 93 10 62 0 115 230

Total 200 1174 534 58 357 0 440 880

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Varies

11' typ.

Match existing

White stripe

For pavement structure, see typical sections

Existing cut or fill slope

HMA Curb

Level line

3" 5" 3"

Slope to drain

Level line

Extend top HMA layer under curb with no joint

3" 5" 3"

White stripe

Varies

11' typ.

M a t c h e x i s t i n g

HMA thickness equivalent to top lift of traveled way surface course

11'

4" yellow

4" white

Varies, 1' typ.

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

HMA Structures and Striping Typicals

2/14/2020

18 12

Not to scale

Road Section with HMA Curb

Not to scale

HMA Curb

Not to scale

Road Section with HMA Ditch

Not to scale

Striping Typical

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F l o w

S K E W

E D

X I S T I N G

F l o w

Flow

Work Note:

1. Contractor to perform necessary reconstruction staking of drainage structures before removal. Cross section of slope ditch may be different from typical.

2. Contractor to verify existing dimensions and reconstruct features to same dimensions.

S l o p v a r i e s

Overside Drain on Grade

Overside Drain in Sag

Section A-A Type #1

Section C-C Type #1

Section C-C Type #2

Section B-B

C C

S l o p v r i e s

HMA Ditch Typ.

Edge of

HMA Curb

F l o w t y p t y p

1' min. typ.

Limit of traveled way t y p t y p

1' min. typ.

F l o w

Section A-A Type #2

HMA

Curb

Varies, 2' min. typ.

Limit of traveled way

1' typ.

VariesVaries

Compact per FSSS

204.11(e) before placing aggregate

Varies, 2' min. typ.

m i n t y p

Compact per FSSS

204.11(e) before placing aggregate

Limit of traveled way

1' typ.

3' typ.

Varies

Compact per FSSS

204.11(e) before placing aggregate

Compact per FSSS

204.11(e) before placing aggregate

3' typ.

6' typ.

Varies

8" min. typ.

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

0 1 4:

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S-

-D

D\ 5-

R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

HMA Overside Drain Typicals

2/14/2020

18 13

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Work Note:

1. Contractor to perform necessary reconstruction staking of drainage structures before removal.

2. Reconstruct inlet basin per existing configuration.

Contractor to verify existing dimensions.

Riser Inlet Basin on Grade

Note:

1. In sag location, use 10' length paved gutter flare on both sides of inlet basin.

F l o w

Section A-A

Flume Downdrain Typical

Section C - C (On grade)

Section B - B

Section C - C (In sag)

HMA Curb

Limit of traveled way t y p t y p

1' min. typ.

Top of HMA curb

3' typ.7' typ.

Compact per FSSS

204.11(e) before placing aggregate

1.75" - 3"

Top of

HMA curb

10' typ.10' typ.

Compact per FSSS

204.11(e) before placing aggregate

HMA

Curb

1.75" - 3"

HMA

Curb

Tapered Inlet

Flume section 10' typ.

Fill slope

6" max.

t y p

1' t y p t y p

HMA

Curb

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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S-

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D\ 5-

R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Paved CMP Inlet Basin Typicals

2/14/2020

18 14

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Not to scale

Asphalt Pavement Partial Depth Patch, Type 2

Work Notes:

1. Extend the repair area 12 inches beyond the distress area. Sawcut repair limits to provide vertical sides in reasonably sound pavement. Remove all asphalt pavement within the repair limits down to the existing base course. Dispose of asphalt off project.

2. Clean the patch area by sweeping or other acceptable methods. Remove water and debris from pothole.

3. Compact existing base course or subgrade with vibratory plate compactor or similar.

4. Apply a tack coat to asphalt concrete surfaces within the patch area.

5. Place the asphalt concrete. Placed depth shall match the adjacent existing asphalt section.

6. Compact the asphalt concrete pavement patch to match the grade of the adjacent surface.

Crown top of new asphalt above existing road surface to prevent water pooling.

7. Asphalt sawcut, removal, tack coat and new asphalt concrete for patching are incidental to the pavement patch line item.

(E) Road

(E) Asphalt patch distress area, Typical

(N) Sawcut edges around pothole

(N) Place Asphalt Concrete, Match elevation of existing road surface, Crown patch to prevent water from pooling

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Asphalt Pavement Patch Typical

2/14/2020

18 15

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Requirements:

1. The frame may be collapsible or rigid. Possible materials are steel, HDPE, or other durable materials that can maintain rigidity. The frame must be posititioned and secured to maintain the required spacing between the foot valve and the exterior screen at all times

2. The exterior screen mesh may be either rigid or flexible and made from durable material.

3. Stop use of the screen if any holes larger than

" diameter develop in the exterior screen. Use can be resumed after repair.

Required Minimum Dimensions

Drafting Condition

Dimension

Fish Bearing

Steam

[1]

Non-Fish Bearing Stream and drafting can't exceed

100GPM

[2] x

15" 9" y

19" 9" d

5" 3"

[1] The larger dimension screen shall be used in all fish bearing streams. The drafting rate shall be determined by the drafting table, attached separately.

[2] The smaller dimension screen may only be used if a stream is non-fish bearing and the required drafting rate is less than 100 GPM. The drafting rate shall be determined by the drafting table, attached separately.

Collapsible Rigid

Exterior

Screen

Foot

Valve d d d x y

Suction hose

Secure connection from exterior screen to hose with nylon rope drawstring, bungee cord, hose clamp, or other approved method

Max. opening:

" Ø for <100GPM

" Ø for >100GPM

Frame, See detail 2

Foot Valve

Exterior Screen

" max opening

Section View

Frame Detail

Dimension View

Notes:

1. Water drafting device shall meet specifications on this sheet unless otherwise approved by the C.O.

2. Alternate designs that meet the intent of the drafting device to reduce intake velocity may be submitted to the C.O. for review and approval.

3. Determination of stream flow rate and fish-bearing status for a water source will be made by the Forest Service.

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Water Drafting Screen

2/14/2020

18 16

Not to scale

Water Drafting Screen

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Notes:

1. Erosion control mat must be certified weed free.

2. Install temporary rolled erosion control products on all disturbed surfaces after completion of fill slope repairs.

3. Install staples according to the manufacturer's recommendations.

4. Overlap in the direction of the prevailing wind.

P r e v a i l i n g w i n d

N o t

4" edge overlap

3' max. o.c.

12" max. o.c.

Blanket edge

Staple (typ.)

Blanket ends

Shingle splice

See Detail C

Anchor Trench at top of slope

See Detail A

12" max. o.c.

m x o c

Staple Spacing

See Note 3

Anchor trench at toe of slope

See Detail B

Erosion Control

Blanket

Staple

Staples 12" spacing

Compacted native soil

Detail A

Anchor Trench at Top of Slope

Detail B

Anchor Trench at Toe of Slope

Detail C

Shingle Splice

Staple 12" Spacing

Erosion Control Blanket

Toe of Slope

Compacted Native Soil

F l o w

Staple

Erosion control blanket

6" min. overlap

6"x6" trench

Not to scale

Rolled Erosion Control Blanket, Type 3.B

Slope Stake

6"x6" trench

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Rolled Erosion Control Blanket Details

2/14/2020

18 17

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Traffic flow

Device spacing

(See Length and

Spacing Table)

Buffer Space

(optional)

WORK

ROAD

AHEAD

ONE LANE

ROAD

AHEAD

MPH

xxx

FEET

ROAD WORK

END

C B A

Taper Area

50' - 100' (optional)

Buffer Space

(optional)

Variable

Work Space

Buffer Space

(optional)

Taper Area

50' - 100' (optional)

Advance Warning Area (See Sign Spacing Table)

(See Length and Spacing Table)

Termination Area

Work Notes:

1. Signs are shown for one direction of travel only. Place devices similar to those depicted for the opposite direction of travel.

2. Final location and spacing of signs and devices may be changed to fit field conditions as approved by the CO.

3. For pilot car operation, mount the PILOT CAR FOLLOW ME (G20-4) sign at a conspicuous location on the rear of vehicle. Prominently display the name of the contractor on the pilot car.

4. If closure is completely within the project limits, eliminate the "ROAD WORK AHEAD" (W20-1) and "END ROAD

WORK" (G20-2) signs.

5. For night time flagging operation, provide floodlighting at flagger stations.

6. For project specific minimum width, refer to the Special Contract Requirements, Section 156.

7. Do not allow equipment, materials, or vehicles to be parked or stored in the buffer space.

W20-1

See Note 4

W20-4

W13-1P

(optional)

W20-7

W16-2P

(optional)

G20-2

See Note 4

* Approach speed based on the regulatory posted speed, not the advisory speed.

Channelizing devices

Flagger location

10' min.

See Note 6

DRAWING TITLE

DRAWN

DESIGNER

CHECKED

ARCHIVE NO.

DATE

PROJECT NO.

DWG SHEET NO.

OFSHEET

United States Department of Agriculture Forest Service

2/1 4/2

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R05 Pacific Southwest Region

Cottonwood Road Repairs 2020

Stanislaus National Forest

Mi-Wok District, Groveland District

Temporary Traffic Control:

Single Lane Closure

Layout (With Flaggers)

2/14/2020

18 18

Length and Spacing Table

Approach Speed

(MPH)

Buffer Space

Length (Feet)

Channelizing Device

Taper Area Buffer Space Work Space

Spacing in Feet

20 115 20 40 40

25 155 20 50 50

30 200 20 60 60

35 250 20 70 70

40 305 20 80 80

45 360 20 90 90

50 425 20 100 100

55 495 20 110 110

60 570 20 120 120

65 645 20 130 130

70 730 20 140 140

Sign Spacing Table

Road Type

Distance Between Signs in Feet

A B C

Urban and Rural 30 MPH and less 100 100 100

Urban and Rural 35 MPH to 50 MPH 350 350 350

Rural greater than 50 MPH

500 500 500

Expressway / Freeway

1000 1500 2640

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