B08(c)_Attachment__2_Plans_-_Guardrail_FY21_-_V3.pdf

US DEPARTMENT OF INTERIOR

NATIONAL PARK SERVICE

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

REPAIR THE FAILED GUARDRAILS FROM

VEHICLE-GUARDRAIL COLLISIONS

SHEET ID SHEET TITLE

G-001 COVER SHEET

G-101 LOCATION MAP

C-101 SITE PLAN

INDEX TO DRAWINGS

C-102 REPAIR LOCATIONS

C-301 ATTACHMENT A

C-302 ATTACHMENT B

C-303 ATTACHMENT C

C-304 ATTACHMENT D

SOLICITATION NO.:

CONTRACT NO.:

ISSUE DATE:

NOT TO SCALE

PROJECT LIMITS

N

G-001

COVER SHEET

ABBREVIATIONS

COR CONTRACTING OFFICER REPRESENTA-

TIVE

CO CONTRACTING OFFICER

SBTA STEEL-BACKED TIMBER TYPE A

FP-14 STANDARD SPECIFICATIONS FOR CON-

STRUCTION OF ROADS AND BRIDGES ON

FEDERAL HIGHWAY PROJECTS

SPECIFICATIONS:

1. THE STANDARD SPECIFICATIONS FOR THE CONSTRUC-

TION OF ROADS AND BRIDGES ON FEDERAL HIGHWAY

PROJECTS (FP-14).

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

Schedule A

Schedule A

Schedule A

Schedule A

LOCATION MAP

NOTES:

1. IN CASE OF ANY CONFLICTS BETWEEN THE NOTES ON

THE PLANS AND THE FP-14 (CONTRACT SPECIFICA-

TIONS), FP-14 TEXT SUPERSEDES THE TEXT ON THE

PLANS.

2. CONTRACTOR IS RESPONSIBLE TO PROVIDE MAINTE-

NANCE OF TRAFFIC PLANS IN COMPLIANCE WITH

MUTCD MANUAL PRIOR TO THE START OF CONSTRUC-

TION AND RECEIVE APPROVAL FROM THE CO.

3. CONTRACTOR SHALL USE THE EXISTING POST HOLES

FOR THE NEW POSTS. IF NEW POST LOCATION IS NEC-

ESSARY, CONTRACTOR MUST TEMPORARY MARK THE

NEW POST LOCATIONS AND SCHEDULE A SITE WALK

WITH THE COR TO APPROVE THE PROPOSED LAYOUT.

4. CONTRACTOR MUST LOCATE AND MARK ANY UNDER-

GROUND UTILITIES AS PART OF SCHEDULES B AND C

PRIOR TO CONSTRUCTION TO AVOID ANY DAMAGES

TO UNDERGROUND UTILITIES. REPAIR OF DAMAGES

DURING CONSTRUCTION TO THE UNDERGROUND

UTILITIES SIS THE RESPONSIBILITY OF THE CONTRAC-

TOR.

5. CONTRACTOR IS RESPONSIBLE TO DISPOSE ANY EX-

CESS MATERIALS OUTSIDE THE LIMITS OF GWMP IN

ACCORDANCE TO FEDERAL, STATE, AND LOCAL REGU-

LATIONS.

6. CONTRACTOR SHALL NOT SALVAGED AND REUSE

ANY MATERIALS FROM THE EXISTING GUARDRAIL

SYSTEM AS PART OF SCHEDULE B AND C CONSTRUC-

TION. EXISTING POSTS MAY BE USED AS PART OF

SCHEDULE A PER THE CO APPROVAL.

7. THE LIMITS OF SCHEDULE D IS NOT SHOWN ON THE

MAP, BUT IT COVERS THE ENTIRE GWMP PARKWAY.

STAGING/

STORAGE

SHEET C-101

Schedule A

G-101

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

DANGER FIELD ISLAND

WASHINGTON SAILING

MARINA

TEMP STORAGE AREA (1000 SF)

( 38.828363°, -77.040374°)

NOTES:

1. ADDITIONAL STAGING/STORAGE AREAS MAY BE CO-

ORDINATED IN THE FIELD WITH THE CO.

SITE PLAN

C-101

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

REPAIR LOCATIONS

NOTES:

1. THE COORDINATE SYSTEMS IS WORLD GEODETIC SYS-

TEM 1984 (WGS84).

2. ALL THE COORDINATES AND LENGTHS OF REPAIR ARE

APPROXIMATED. CONTRACTOR MUST FIELD VERIFY

THE EXACT LIMITS OF THE REPAIRS WITH THE CO.

3. REPLACE THE EXISTING ASPHALT IN THE MEDIAN

WITH 4 INCHES OF ASPHALT CONCRETE PAVEMENT,

GYRATORY MIX, 3/8-INCH NOMINAL MAXIMUM SIZE

AGGREGATE, <0.3 DESIGN ESAL (MILLION) PER FP-14.

MID-LENGTH COORDINATES OF

REPAIR LENGTH DIRECTION OF TRAVEL LENGTH (FEET) EXISTING GUARDRAIL

TYPE

REPAIR DETAIL

(ATTACHMENT / STANDARD)

SCHEDULE A

38.876435°, -77.048075° SOUTHBOUND (SB) 100.00 SBTA ATTACHMENT A / 617-70

38.904074°, -77.092084° SB 80.00 G4 W-BEAM ATTACHMENT A / 617-11

38.899013°, -77.068361° SB 400.00 SBTA ATTACHMENT A / 617-60

38.899660°, -77.069475° SB KEY BRIDGE EXIT RAMP 70.00 TERMINAL SBTA ATTACHMENT A / 617-69

38.935260°, -77.133861° NORTHBOUND (NB) 200.00 G4 W-BEAM ATTACHMENT A / 617-11

38.939005°, -77.133454° MEDIAN 150.00 G4 W-BEAM ATTACHMENT A / 617-11

38.961013°, -77.155037° SB EXIST NEAR TURKEY RUN LOOP ROAD 50.00 SBTA ATTACHMENT A / 617-60

38.961543°, -77.156150° SB EXIST NEAR TURKEY RUN LOOP ROAD 60.00 SBTA ATTACHMENT A / 617-60

38.962636°, -77.157123° SB EXIST NEAR TURKEY RUN LOOP ROAD 40.00 SBTA ATTACHMENT A / 617-60

SCHEDULE B

38.838814°, -77.046358° MEDIAN 1,440.00 G4 W-BEAM

ATTACHMENT B / MB-3

ATTACHMENT B / GR-FOA-4

SCHEDULE C

38.844071°, -77.049082° MEDIAN 2,040.00 G4 W-BEAM

ATTACHMENT B / MB-3

ATTACHMENT B / GR-FOA-4

SCHEDULE D

WITHIN THE LIMITS OF THE

GWMP AS DETERMINED BY THE

CO

MEDIAN/NB AND SB 100 G4 W-BEAM ATTACHMENT A / 617-60

C-102

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

ATTACHMENT A

ATTACHMENT A

C-301

STANDARD POST SECTION

POST SPACING

1:10 or flatter slope fill slope

Variable

TOP

symmetry ofCL

FRONTSIDE

TYPICAL GUARDRAIL CROSS SECTION

BLOCK

POST AND BLOCK DETAIL

ARRANGEMENT

ALTERNATE HOLE

GUARDRAIL BOLT AND RECESS NUT

L Thread Length

GUARDRAIL MOUNT

FLEXIBLE GUIDE POST

POST AND BLOCK DETAIL

ARRANGEMENT

STANDARD HOLE

steeper than fill slope

Variable slope but not

A about

Symmetrical

CL

A

RAIL ELEVATION

SECTION A-A

W BEAM RAIL

shown on Typical Section

Aggregate base or as rail as applicable ground line at face of

Edge of pavement or

Lap in direction of traffic

Reflector tab

W beam rail

(See Note 5)

Modified Block

Post length stamp on terminal sections

All posts except those beyond nut by more

Thread not to extend spacing, center to center slots

Splice bolt

Neutral axis

Splice bolt slots

When encountering impenetrable material, see

6.

5.

4.

3.

2.

1.

including its appearance, and accepted manufacturing practices.

those consistent with the proper functioning of the part, Dimensional tolerances not shown or implied are intended to be

Use consistent material throughout the length of guardrail run.

Modified block may be wood, plastic, or composite material.

the manufacturer.

both sides, a lock washer, and nut; or fasten as specified by

Install delineator every fourth post. Fasten delineator to post arrangement is specified.

See Special Contract Requirements when the alternative hole are specified.

S e e N o te

L e n g th

L

(STANDARD HOLE ARRANGEMENT)

STRUCTURAL SHAPE POST

and departure terminal sections

Widening required for approach

Subgrade shoulder.

Hinge line of foreslope

Top edge of reflective sheeting

See Note 4 yellow to left of traffic)

(white to right of traffic, Reflective sheeting to accommodate future overlays

Upper 2 holes for raising guardrail

10°

NO SCALE

8 required, each end of rail

Thickness

Sheet recess both sides o r g r o u n d l in e o f p a v e m e n t a b o v e t r a v e le d w a y e d g e

617-11

STANDARD APPROVED FOR USE 1/1994

DRAFT: 9/2017

REVISED: 4/1994 6/2005

See Special Contract Requirements when 7 foot or longer posts

Standards 617-13 or 617-24.

" splice bolt slot.8 1" x 132

" post bolt slot at 6'-3"2 1" x 24

" GUARDRAIL BOLT8

"4

25"

18"

10"

2"

" minimum8

" minimum4

4" minimum

4" minimum

4" minimum

" RECESS NUT8

STEEL POSTS

G4 W-BEAM GUARDRAIL

6'-0"

" high (typ.)2

"32

"4 t o e d g

W6 x 9

" x 10" guardrail post bolt8

" dia. (typ.)4

" x 10" guardrail bolt8

" bolts with a washer on8 3using two galvanized 2" x

STATE PROJECT

NUMBER

SHEET

U.S. DEPARTMENT OF TRANSPORTATION

FEDERAL HIGHWAY ADMINISTRATION

U S

C c m y fi le s p w p r o d u c ti o n d m s S td

.d g n

P

M

S e p te m b e r

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

"4 14"4

142"

" deep16 11" dia. x

(t yp

6" ty p ty p

S e e N o te ty p

" dia4

" dia.4 m in

" x 10" guardrail8

" guardrail splice4 1" x 18

"4 11 "16

Post spacing 6'-3"

(typ.)

8"

Traffic bolts and nuts (8 per splice) bolt and recess nut groundline at face of rail

Edge of pavement or

"16 1"16 ty p

"16

"32

"16

"8

SIDE

TOP

POST FACE

NOTE:

"32

"16

"32

6"

"4

"4

"4

" plain round washer4

" recess nut.8

"2 1than

" R16

6"

" R16

See Note 2

2'-0" (typ.)

8"

NO SCALE

617-24

STANDARD APPROVED FOR USE 1/1994

DRAFT: 9/2014

REVISED: 4/1994 6/2005

STATE PROJECT

S

C c m y fi le s p w p r o d u c ti o n d m s S td

.d g n a r c h

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

Sheet 1 of 2

LONG SPAN SYSTEM, TL-2

G4 W-BEAM GUARDRAIL

PLAN

ELEVATION

PLAN

ELEVATION

1 32

B C

4 5

A D

Traffic h e a d w a ll

C r ib li k e p ip e c u lv e r t

S la b o r p ip e c u lv e r t

S la b o r

Traffic

Standard posts and blockouts

Standard posts and blockouts and blockouts

Standard posts and blockouts

Standard posts

4.

3.

2.

1.

See Sheet 2 of 2 for additional details.

one blockout. All other posts are wood or steel.

Posts A thru D are standard wood posts with

All other posts are wood or steel.

Posts 1 thru 5 are CRT posts with two blockouts.

without a post unless needed due to gap length.

intermediate lap without a post. Do not place a lap

Mid-span lap

Mid-span lap

See Note 3

Ending lap Beginning lap of rail as applicable ground line at face

Edge of pavement or

Face of guardrail at face of rail as applicable

Edge of pavement or ground line

Beginning lap Ending lap

See Note 2

Blockouts

CRT posts (typ.)

(wingwalls not shown)

Concrete headwall

Face of guardrail h e a d w a ll

C r ib li k e

Blockouts

25'-0" rail lengths may be used to eliminate the

12'-6" GUARDRAIL SPAN

18'-9" GUARDRAIL SPAN

NOTE:

Nested W-beam rail elements

Nested W-beam rail elements

2 spaces @ 6'-3"

(See Note 1)

Span length 18'-9"

(1 space)

6'-3"

12'-6" m in clear (typ.)

8" m in

(1 space)

6'-3"

(See Note 1)

Span length 12'-6"

(1 space)

6'-3" clear (typ.)

8"

17'-9" or less

11'-6" or less

(wingwalls not shown)

Concrete headwall

STANDARD APPROVED FOR USE 1/1994

DRAFT: 9/2014

REVISED: 4/1994 6/2005

617-24

STATE PROJECT

S

C c m y fi le s p w p r o d u c ti o n d m s S td

.d g n a r c h

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

CRT POST DETAIL

LAPPING DETAILS

1.

and blockout details.

to Single Lap

Nested W-Beam

ENDING LAP

Lap without Post

Nested W-Beam

MID-SPAN LAP

Lap with Post

Nested W-Beam

INTERMEDIATE LAP

NORMAL W-BEAM LAP

Nested W-Beam

Single Lap to

BEGINNING LAP

AT MID-SPAN LAP

RAIL SPLICE DETAIL

Rail Splice Detail guardrail. See

Nested W-beam

W-beam rail elementbolt (no rail washer)

Splice bolts (typ.)

Single W-beam rail element rail element

Nested W-beam and recess nuts (typ.)

with double blockout

CRT wood post

Finished Grade (typ.)

Traffic

" x 2" guardrail bolts8 58 -

" Ø hole4

" x 25" guardrail8

See Standard 617-10 for standard wood post

" Ø holes2

NOTE:

rail element

Nested W-beam rail element

Nested W-beam rail element

Nested W-beam rail element

Nested W-beam rail element

Single W-beam rail element

Nested W-beam with blockouts (typ.)

CRT wood post rail element

Single W-beam single and nested laps with round washers and nuts on

Standard galvanized splice bolts

Nested W-beam rails

4"

(typ.)

8" 6"

Sheet 2 of 2

LONG SPAN SYSTEM, TL-2

G4 W-BEAM GUARDRAIL

617-60

STANDARD

REG STATE PROJECT

SHEET NO.

U.S. CUSTOMARY STANDARD

NUMBER

U.S. DEPARTMENT OF TRANSPORTATION

FEDERAL LANDS HIGHWAY

STATE

NO.

TOTAL

SHEETS

PROJECT

F

S ta n D r a w

\s t6

.d g n

U

S C u s to m a r y

S e p

:4

A

M

STANDARD APPROVED FOR USE 3/1990

REVISED: 4/1994 6/2005

STEEL-BACKED TIMBER GUARDRAIL

TYPE A & TYPE B

3"3"9"9"3"3"

30"

" styrofoam where2

" carriage bolt2 1" x 84

(typ.)

3"

(typ.)

"4

"2

" dia. hole (typ.)8

6" x 9" x 12" block x 12" block

6" x 9"

STANDARD APPROVED FOR USE --/----

DRAFT: 3/2010

REVISED:

617-70

MEDIAN, TYPE A

TIMBER GUARDRAIL

STEEL-BACKED

barrier installations. See Standards 617-61 and 617-62.

Use no more than 3 short guardrail posts in a row. A 25"

In areas where the rail face is offset a minimum of 20 feet

9’-9"

"2 173"5"7’-2"5"3""2

12"

24"

" dia. holes (typ.)8

" thick8

STANDARD

U.S. CUSTOMARY STANDARD

NUMBER

SHEET

FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

STATE

PROJECT

SHEET

SHEETS

TOTAL

REG STATE PROJECT

NO.

SHEET

U

H S ta n D r a w s t6

.d g n

A

M a r c h post at 10’ centers

10" x 12" x 7’

"2 16" x 10" x 9’-11

"2 16" x 10" x 9’-11

" rough2 16" x 10" x 9’-11

"4 11"2

11510"6 spaces at 11" = 5’-6"10""2

" dia. holes16

6"6"

(typ.)

"4

6" 10"6"

"4

" x 4" lag screw8

"2 1" holes 38

3pre-drill

6" x 9" x 12" block

" carriage8 524" long

" chamfer (typ.) at hex nut4

" thick steel plate8

" bolt slot4 1" x 24

" bolt slots (typ.)4

1" x 18

10" x 12" x 7’ rough

10" x 12" x 7’ rough

" carriage8 524" long

NOTE:

NO SCALE

typical section

See roadway typical section

See roadway

STEEL RAIL

STEEL SPLICE PLATE

TYPICAL GUARDRAIL CROSS SECTIONVariable for offset distancefor offset distance

12d nail timber rail

End of

4.

3.

2.

1.

See Note 3

SHORT GUARDRAIL POST

CONCRETE ANCHOR FOR

Place terminal section on both approach and trailing ends of hardware as specified.

Use weathering steel for all structural steel and fastener diameter round anchor may be used instead of the square anchor shown. A reduced size is acceptable in solid rock.

from the edge of travel lane, a maximum approach shoulder slope of 1V:6H may be used.

for lag screws (typ.)

V a r ia b le the concrete anchor where it contacts

Wrap post with slope (See Note 4)

1:10 or flatter rough sawn timber rail rough sawn timber

BACK ELEVATION

POST CONNECTION

POST CONNECTION PLAN

with hex nut and washer (typ.)

Steel splice plate sawn timber post sawn timber rail (typ.)

deep in timber rail (typ.)

steel rail

Steel rail

Steel spice plate

Ground line

Steel rail rough sawn timber rail through the splice plates bolt with hex nut installed at face of rail or ground line

Edge of pavement slope (See Note 4)

1:10 or flatter structure details section for pavement

See roadway typical through the splice plates bolt with hex nuts installed sawn timber post

(typ.)

STANDARD APPROVED FOR USE 1/1990

DRAFT: 12/2013

REVISED: 4/1994 6/2005

617-61

D e c e m b e r

U m y fi le s p w p r o d u c ti o n d m s S ta n d a r d .D

R A

F T .d g n

STATE PROJECT

SHEETREG STATE PROJECT

NO.

SHEET

SHEETS

TOTAL

FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

U.S. CUSTOMARY STANDARD

STANDARD

TYPE SBT-FAT

TERMINAL SECTION

STEEL-BACKED TIMBER GUARDRAIL

9" 3" 3"

(mph) (ft)

3.5

5.0

6.5

8.0

30 and less

" thickness32

"4 1" x 18

9"3"3"

(See Note 2

)30' Fl are L ength (min

S e e N o te m in

S e e N o te m in

10'-0" (typ.)

" x 1'-9" bolt with4

" dia. holes (typ.)16

" dia. holes (typ.)16

2'-3"

"4

2'-0"

12"6" c o v e r m in

2'-3"

9"

3"3"

" thick steel bearing plates2

See Standard 617-60, Steel-Backed Timber Guardrail, Extend the fill widening a minimum of 5 feet behind the

" dia. carriage bolt with8

NOTE:

NO SCALE

4.

3.

2.

1.

Flare Rates table.

the road at the maximum rate indicated on the Guardrail the clear zone, it should be flared as far as practical from zone. If the terminal section cannot be located outside guardrail so that the terminal section is outside the clear length and rate required. As directed by the CO, flare the

The guardrail flare shown in the plan view is the minimum guardrail, unless otherwise directed by the CO.

Type B, non-blocked-out guardrail, no blocks are included.

terminal section, except on the concrete anchor. For the

On the Type A, blocked-out guardrail, include the blocks in hardware details.

Type SBTA and SBTB, for timber, structural steel, and

ANGLED STEEL SPLICE PLATE

STEEL BEARING PLATE

APPROACH & DEPARTURE FLARE WITH FLARED ANCHOR TERMINAL (FAT)

CONCRETE ANCHOR

GUARDRAIL FLARE RATE TABLE

PLAN

ELEVATION

DETAIL A SECTION A-A

Design Speed Shy line offset

13:1

16:1

21:1

26:1

7:1

8:1

11:1

14:1 shy line (a:b)

Flare rate inside shy line (a:b)

Flare rate outside bolt slots (typ.)

Steel plate

4°

PostCL hex nut and washer (typ.)

Ground line

V a r ie s

A

A

Type SBT-FAT terminal section

Pay limits for

(See Note 3)

Steel-backed timber guardrail

Shy line (See Note 4)

Block, Type A only hex nut and plate washer

(See table)

Flare rate= a:bb a

Begin Terminal flare (See Note 2)

Edge of pavement

Angled steel splice plate

Ground line

Steel splice plate

Standard post section

Ground line for terminal section

Concrete anchor

See Detail A o ff s e t

S h y l in e o r f la tt r for offset distance typical section

See roadway

Hinge line of foreslope

"2

"2

"2

"2

-inch thick8

" dia. hole4

" Ø hole2

3" Ø hole

" thick8

" Ø Holes8

STANDARD APPROVED FOR USE --/----

DRAFT: 9/2011

REVISED:

617-69

S e p te m b e r

U m y fi le s p w p r o d u c ti o n d m s s t6

.d g n

STATE PROJECT

SHEETREG STATE PROJECT

NO.

SHEET

SHEETS

TOTAL

FEDERAL LANDS HIGHWAY

FEDERAL HIGHWAY ADMINISTRATION

U.S. DEPARTMENT OF TRANSPORTATION

U.S. CUSTOMARY STANDARD

STANDARD

TIMBER GUARDRAIL

FOR STEEL-BACKED

TL-2 END TERMINAL

"4 1" x 18

"4 1" x 24

" x 7"8

" thick8

" Ø bolt8

5" Ø x 1" recess

" dia. bolt8

5" Ø x 1" recess

" holes8 3pre-drill " holes8

3pre-drill

" x 4" lag screws8 5" x 4" Lag screws8

" bolt with2 1" x 84

" Ø bolt8

5" Ø x 1" recess

", 4’-8" long16 3x

Steel tube 10" x 6"

", 4’-8" long16 3x

Steel tube 10" x 6"

" Ø hole4

" recess2 12" Ø x

" recess2 12" Ø x

" recess2 12" Ø x

"4 1" x 24

"4 1" x 18

ELEVATION

PLAN

ELEVATION ELEVATION ELEVATION

PLAN PLAN

DETAIL A DETAIL B DETAIL C

AT POSTS 2 - 9

SPLICE PLATE

DETAIL G DETAIL H

AT POST 1

TIMBER BLOCK

TIMBER RAILS 9

TIMBER RAILS 2 - 8TIMBER RAIL 1

DETAIL F

DETAIL EDETAIL D

DETAIL I

DETAIL J

DETAIL K

TIMBER POSTS 1 - 9

AT POST 10

FILLER PLATE

AT POST 1

SPLICE PLATE

AT POST 10

POST/RAIL CONNECTION

AT POSTS 2-9

POST/RAIL CONNECTION

AT POST 1

POST/RAIL CONNECTION

Rail 9Rail 8Rail 2Rail 1

Post 1 Post 2 Post 3 Post 8 Post 9 Post 10 in slots as shown

Three lag screws Top of rail see Detail I

Hole at ground level, in slots as shown

Three lag screws

Ground line see Detail 1

Hole at ground level, Timber post Timber post

Timber rail 1 Timber rail 9

Timber rail 1

Timber block 1

Timber rail 2

Steel plate

Steel plate bolt slot bolt slots for posts 4-9 for posts 1-3 bolt slots bolt slot bolt slots

Steel plate

Start of standard SBT guardrail standard SBT Rail

SBT standard rail cut at 45°

SBT standard timber block

SBT standard plate washer

SBT standard Post

SBT standard plate washer

SBT standard timber block

SBT standard plate washer hex nut and washer

SBT standard splice plate Splice plate 2Splice plate 1

NO SCALE

PLAN

3" 9" 3" 3"

18"

9"

30"

6"3" 4"

3" 3" 3"

"2 19"2

10" 6"

6"4’-3"1’

10" 3"

1’4’-3"

3"3"9""2 110"2

10" 6"

1’3’-6"1’

Terminal length 40’-9"

4’-9"7 spaces at 4’-6"4’-6"

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

ATTACHMENT B

C-302

ATTACHMENT B

55°

NEUTRAL AXIS

10°

SECTION THRU RAIL ELEMENT AND

W BEAM

BACK - UP PLATE

DETAIL OF SPLICE JOINT

12�" LAP

CL

CL

L

3"

DETAIL OF STANDARD WASHER

55°

55°

55° 55°

4�"4�"

2"2" SLOTTED HOLE

W BEAM BACK-UP PLATE

1�" 1�"

3�"

1� "

�" R

6" 6"

�" x 2�"

" 1

�" THICKNESS

1�"

�" R

�-11 NC-2

�-11 NC-2

�" x 1�" 55°

SLOTTED HOLE

OF TRAFFIC

LAP IN DIRECTION

�" x 1" ELLIPTICAL, SLOTTED HOLE

OR MEDIAN BARRIER (MB) AND APPROVED BY THE ENGINEER.

IF INTERCHANGEABLE WITH THE STANDARDS FOR GUARDRAIL (GR)

ARTBA TECHNICAL BULLETIN NUMBER 268B MAY BE SUBSTITUTED

THE GUARDRAIL AND MEDIAN BARRIER COMPONENTS DEPICTED IN

SPECIFICATIONS.

ALL HARDWARE IS TO BE GALVANIZED IN ACCORDANCE WITH THE

NOTES:

L= 1�" FOR SPLICE BOLT-FULL LENGTH THREADS

L= 18" FOR WOOD AND CONCRETE POST BOLT-2�" MIN. THREADS

L= 26" FOR MB WOOD OR CONCRETE POST-2" MIN. THREADS

�" R

NUT-8 PER JOINT

"SPLICE BOLT" WITH

1 �"

BOTH SIDES

RECESS ONE OR

1" DIA.. x �" DEEP, VIRGINIA DEPARTMENT OF TRANSPORTATION

REFERENCE

SPECIFICATION

GR-HDW

STANDARD GUARDRAIL HARDWARE

ROAD AND BRIDGE STANDARDS

REVISION DATE

501.01

SHEET 1 OF 3

L= 2" FOR SPLICE BOLT-FULL LENGTH THREADS ON NESTED W BEAMS.

01/14

POST BOLT, AND NUT

L= 10" FOR STEEL POST BOLT-1�" MIN. THREADS

(GUARDRAIL BOLT)

DETAIL OF BUTTON HEAD BOLT AND RECESS NUT

CONCRETE POST STEEL POST

ROUND WOOD POST

SOUTHERN PINE

8" 8"

" 7

8"

8" 8"

6x8 WOOD POST

8"

�" HOLE

8"

1"

6"

�" DRILL

REPAIR ONLY

BLOCKOUT FOR MAINTENANCE

8"

POST MAY BE HOT ROLLED OR WELDED.

7"( �")

1.

2.

3.

4.

5.

DRILL

HOLES

MATERIAL

RECYCLED

BLOCK OR

TREATED PINE

6"x8"x1’-2"

W6x9

W6x8.5 OR

GALVANIZING

TO FACILITATE

OPTIONAL HOLE

TO BE �" DIA.

AND BRACKETS

HOLES IN POSTS

MIN.

8" DIA.

BLOCKOUT

TO ACCEPT

BE GAINED

POST TO

SEE NOTE 5.

COMMON NAIL

GALV. STEEL 10D

�" HOLE

SEE NOTE 5.

COMMON NAIL

GALV. STEEL 10D

SOUTHERN PINE

ROTATING.

TO PREVENT BLOCKOUT FROM

TO BE CUT TO FIT POST SHAPE

BLOCKOUT FOR CONCRETE POST

TOLERANCES.

ACCEPTABLE

INDICATE

PARENTHESIS

SHOWN IN

DIMENSIONS

MATERIAL

RECYCLED

BLOCK OR

TREATED PINE

6"x8"x1’-2"

CAST IN POST

�" HOLES TO BE

OF POST

ON TOP 3’-0"

�" CHAMFER

HEIGHT OF POST

4" LESS THAN

REINFORCED BARS

4 4 DEFORMED

BE CLASS A3.

ALL CONCRETE SHALL

RECYCLED MATERIAL.

PINE BLOCK OR

6"x 8"x1’-2" TREATED

TO 1’-0" C-C

VARIES 5"

SPACING

LAPPED 10"

STIRRUPS

9-3 GA. WIRE

MATERIAL

RECYCLED

BLOCK OR

TREATED PINE

6"x6"x1’-2"

1�"

ALL CORNERS.

CHAMFER

FABRICATOR. �"( �")

THE OPTION OF THE

LENGTH OF POST AT

EXTENDED ENTIRE

CHAMFER MAY BE

GUARDRAIL

POST

STRONG

LESS THAN 1’-0"

STEEPER THAN 4:1

ALL BOLTS, NUTS, WASHERS, AND OTHER

STEEL ITEMS ARE TO BE GALVANIZED.

ALTERNATE TYPE POSTS AND BLOCKOUT MAY

BE INTERCHANGED ON ANY ONE PROJECT WITH

THE RESTRICTION THAT THE SAME TYPE OF

POST AND BLOCKOUT MUST BE USED IN ANY

SINGLE RUN OF GUARDRAIL.

FOR DETAILS OF GUARDRAIL ELEMENT SPLICE

JOINT, HARDWARE, ETC. SEE SHEET NOS.

THE GUARDRAIL AND MEDIAN BARRIER

COMPONENTS DEPICTED IN A.R.T.B.A. TECHNICAL

BULLETIN NUMBER 268B MAY BE SUBSTITUTED

IF INTERCHANGEABLE WITH THE STANDARDS FOR

GUARDRAIL (GR) OR MEDIAN BARRIER (MB)

AND APPROVED BY THE ENGINEER.

IN

S

E

D

T

IL

S

T

S

T

S

T

GUARDRAIL POSTS

SITES REQUIRING LONGER

GUARDRAIL INSTALLATION

DETAIL A

BOLT IS INSTALLED.

TOP OR BOTTOM OF BLOCKOUT AFTER �" x 18

DRIVE NAIL ON BOTH SIDES WITHIN 2" OF THE

501.01

AND 501.02.

1 �

VIRGINIA DEPARTMENT OF TRANSPORTATION

REFERENCE

SPECIFICATION

STANDARD BLOCKED-OUT W-BEAM GUARDRAIL

(STRONG POST SYSTEM, POST AND BLOCKOUT DETAILS)

ROAD AND BRIDGE STANDARDS

REVISION DATE

501.05

SHEET 2 OF 2

GR-2, 2A

PINE BLOCK

TREATED

6"x8"x1’-2"

PINE BLOCK

TREATED

6"x8"x1’-2"

REQUIRED

8’-0" POST

& NUT

�"x18" BOLT

& NUT

�"x18" BOLT

& NUT

�"x10" BOLT

& NUT

�"x18" BOLT

�" WASHER�" WASHER

01/14

1.

2.

3.

4.

5.

TYPE I

TYPE II

TYPE III

8�"

1 2 3 4 5 6 8 9

C

C

D

D

A

A

B

B

POST THICKNESS

4�"

2"

1"

ITEM

STANDARD W-BEAM RAIL

(W-BEAM OMITTED)

4 SPACES AT 1’-6�"

6"

4’-0"

1�"

7" x 4"

3�"

4 SPACES AT 3’-1�"

1 432

TRAVEL LANE (RUN-ON)

TRAVEL LANE (RUN-ON)

ONE SET INSIDE THE OTHER

TWO SECTIONS OF W-BEAM

TWO RUN-ON SECTIONS (WITH 2 RUBRAILS SHOWN)

ONE RUN-OFF SECTION (WITH 1 RUBRAIL REMOVED)

TWO RUN-OFF SECTIONS (WITH 2 RUBRAILS REMOVED)

WOOD BLOCKS

RUBRAIL

MATERIALS/SPECIFICATIONS/NOTES ITEM MATERIALS/SPECIFICATIONS/NOTES

(SEE SHEET 2 OF 2)

C6 x 8.2 RUBRAIL

(SEE SHEET 2 OF 2)

WOOD BLOCKOUT FOR RUBRAIL

6�

"TYP.

PLAN

ELEVATION

SECTION A-A SECTION B-B

SECTION C-C SECTION D-D

BARRIER-FIXED OBJECT ATTACHMENT

BLOCKED-OUT W-BEAM MEDIAN

VIRGINIA DEPARTMENT OF TRANSPORTATION

REFERENCE

SPECIFICATION

GR-FOA-4

ROAD AND BRIDGE STANDARDS

REVISION DATE

501.31

SHEET 1 OF 2

(FOR USE BETWEEN STANDARD MB-7D AND STANDARD MB-3)

M

IN

M

A X

M

IN

M

A X

X

10’-0"

1’-1"

ONE SET INSIDE THE OTHER

TWO SECTIONS OF W-BEAM

5"

RECESSED NUT

�" X 2" LONG GUARDRAIL BOLT AND

RECESSED NUT

�" x 10" LONG GUARDRAIL BOLT AND

ONE RUN-ON SECTION (WITH 1 RUBRAIL RETAINED)

MB-7D

STANDARD

CONC. MEDIAN BARRIER ST’D. MB-7D

ANCHOR BOLTS, 6" LONG

THREE �" EXPANSION

SEE NOTE 5

CYCLED MATERIAL.

TREATED PINE BLOCK OR RE-

POSTS, ST’D. 6" X 8" X 14" LONG

ST’D. W6 X 8.5 OR W6 X 9 STEEL

2 4 4 5 3 4 3 4 4

7 8 4 6

UNDER NUTS.

NO MORE THAN �" BEYOND NUTS. USE LOCK WASHERS

TERMINAL CONNECTORS ON EACH SIDE. BOLTS TO PROJECT

THE CONCRETE MEDIAN BARRIER ATTACHING THE W-BEAM

WASHERS ARE TO BE USED WITH HOLES DRILLED THROUGH

APPROPRIATE LENGTH �" ASTM A449 HEX BOLTS WITH

(LENGTH AS REQUIRED)

TO BE DRILLED AND SECURED WITH �" GUARDRAIL BOLTS

BOTTOM WOOD BLOCKS LOCATED ON POSTS 1 THROUGH 4 ARE

BOLTED TO POSTS 2 AND 4.

ATTACH LOWER BLOCKS AND/OR RUBRAIL. RUBRAIL IS NOT

POSTS 1, 2, 3, 4 AND 5 REQUIRE AN ADDITIONAL HOLE TO

VDOT ROAD AND BRIDGE STANDARDS.

ALL GUARDRAIL COMPONENTS ARE TO BE IN ACCORDANCE WITH

ALL GUARDRAIL POSTS ARE TO BE STEEL.

USE LOCK WASHER UNDER NUT.

TO PROJECT NO MORE THAN �" BEYOND NUT.

FLANGES & RUBRAILS. LENGTH AS REQ’D. BOLT

POST. �" GUARDRAIL BOLT TO GO THRU BOTH

TO ALLOW OVERLAPPING IN ORDER TO FIT INSIDE

HOLE IN RUBRAIL WILL BE VERTICALLY ELONGATED

STANDARD GR-FOA-4

FIXED OBJECT ATTACHMENT

ST’D. MB-3

(SEE STANDARD GR-HDW)

RECTANGULAR PLATE WASHER

(SEE SHEET 2 OF 2)

BENT PLATE RUBRAIL

�" X 3" LAG BOLT WITH WASHER

SEE NOTE 4.

AND RECESSED NUT.

�" GUARDRAIL BOLT

REFER TO STANDARD MC-4

IF ASPHALT CURB REQUIRED,

SCHEDULE 40, GALV. PIPE

STEEL SPACER TUBE 6" I.D. X 9" LONG,

ST’D. W-BEAM TERMINAL CONNECTOR

01/14

A COPY OF THE ORIGINAL SEALED AND SIGNED DRAWING IS ON FILE IN THE CENTRAL OFFICE.

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

ATTACHMENT C

C-303

ATTACHMENT C

YIELD

TO

ONCOMING

TRAFFIC

WORK

ROAD

AHEAD

ONE LANE

ROAD

AHEAD

ROAD WORK

END

ROAD WORK

END

WORK

ROAD

AHEAD

ONE LANE

ROAD

AHEAD

xx

MPH

xx

MPH

xxx

FEET

635-7

STANDARD APPROVED FOR USE 6/2005

DRAFT 6/2014

REVISED:

(WITH YIELD SIGN)

SINGLE LANE CLOSURE LAYOUT

TEMPORARY TRAFFIC CONTROL

MPH FEET

SPACING IN FEET

Rural greater than 50 MPH

Urban and Rural 35 MPH to 50 MPH

Urban and Rural 30 MPH and less

SIGNS IN FEET

50 MPH.

50' - 100' 50' - 100' (optional)

STATE PROJECT

u g u s t

U m y fi le s p w p r o d u c ti o n d m s S td

.d g n

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

See Note 6

10' min.

15'

Traffic flow

Traffic flow

W20-4

W1-4

See Note 3

W20-1 W20-4 W3-2

R1-2

See Note 3

G20-2

See Note 3

G20-2 See Note 3

W20-1

Spacing Table)

(See Length and

WORK SPACE

(optional)

W13-1P

R1-2aP

(optional)

W13-1P

See Note 5

(optional)

W16-2P

7.

6.

5.

4.

3.

2.

1.

LENGTH AND SPACING TABLE

SPEED*

APPROACH

AREA

TAPER

SPACE

BUFFER

SPACE

WORK

CHANNELIZING DEVICE

not the advisory speed.

Approach speed based on the regulatory posted speed, *

SIGN SPACING TABLE

ROAD TYPE

DISTANCE BETWEEN

A B C

(optional) (optional) in the buffer space.

Do not allow equipment, materials, or vehicles to be parked or stored

Requirements, Section 156.

For project specific minimum width, refer to Special Contract

Use the "YIELD AHEAD" (W3-2) sign when approach speeds exceed of the MUTCD.

If the surface is paved, install yield lines that comply with Section 3B.16

WORK AHEAD" (W20-1) and "END ROAD WORK" (G20-2) signs.

If closure is completely within the project limits, eliminate the "ROAD conditions as approved by the CO.

Final location and spacing of signs and devices may be changed to fit field approaching traffic through and beyond the work site.

that must yield, and if drivers from both directions are able to see

Use this layout only if sufficient gaps in oncoming traffic exist for traffic

LENGTH

BUFFER SPACE

NOTE:

Expressway / Freeway

BA

BUFFER SPACE TAPER AREA A

(See Length and Spacing Table) VARIABLE TERMINATION AREA

Device spacing

BUFFER SPACETAPER AREAABC

ADVANCE WARNING AREA (See Sign Spacing Table)

See Note 4

(optional)

YIELD LINE

Channelizing devices light (optional)

Type B warning light (optional)

Type B warning

GEORGE WASHINGTON MEMORIAL PARKWAY

STATE SHEET ID PMIS

VA 251893; 312781

ATTACHMENT D

C-304

ATTACHMENT D