Final_Plans.pdf

NO SCALE

A

A

8 required, each end of rail SECTION A-A

CL

RAIL ELEVATION

W BEAM RAIL

L Thread Length about

Symmetrical

POST BOLT ASSEMBLY

spacing, center to center

Neutral axis slots

Splice bolt

Splice bolt slots

Post and block

GUARDRAIL BOLT AND RECESS NUT

recess both sides

POST AND BLOCK DETAIL

ARRANGEMENT

STANDARD HOLE

POST AND BLOCK DETAIL

ARRANGEMENT

ALTERNATE HOLE

GUARDRAIL MOUNT

FLEXIBLE GUIDE POST

TYPICAL GUARDRAIL CROSS SECTION

Lap in direction of traffic

1:10 or flatter slope groundline at face of rail

Edge of pavement of shown on Typical Section

Aggregate base or as

Variablefill slope and departure terminal sections

Widening required for approach

Subgrade shoulder.

steeper than fill slope

Variable slope but not

(See Note 4)

Top edge of reflective sheeting yellow to left of traffic)

(white to right of traffic, Reflective sheeting

Hinge line of foreslope

5.

4.

3.

2.

1.

STANDARD POST SECTION

POST SPACING

on each side of block glavanized nail

Toe nail with one 16d

Post length stamp

W beam rail

10°

Thickness

Sheet nut by more extend beyond

Thread not to on terminal sections

All posts except those guardrail bolt at face of rail as applicable

Edge of pavement or ground line 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 centerline of post; or fasten as specified by the manufacturer.

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

See Special Contract Requirements when the alternative hole are specified.

When encountering impenetrable material, see a b o v e t r a v e le d w a y e d g e

L ty p

617-10

STANDARD APPROVED FOR USE 1/1994

DRAFT: 9/2017

REVISED: 4/1994 6/2005

WOOD POSTS

G4 W-BEAM GUARDRAIL

6'-0"

6'-0"

" plain round washer.4

" recess nut8

"2 1than

" x 18"8

" 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

" deep16 11" dia. x

" guardrail splice 4 1" x 18

" lag screws with washers, along8 3using two 2" x

"32

" dia. hole4

8"

"32

"16

Post spacing 6'-3"

" x 18" guardrail post bolt8 t o e d g e

" deep4 1" high and 2

" dia. holes (typ.)4

"4 14"4

142" 8"

"4

"16 1"16

See Special Contract Requirements when 7 foot or longer posts

Standards 617-13 or 617-24.

See Note 2

2'-0" (typ.)

"8

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

M

S e p te m b e r

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

(typ.)

8"

(t yp

6"

S e e N o te ty p

(t yp

6"

(typ.)

8"

"5

"16

NOTE:

"32

"16

"16 11"4

" R16

"32

Traffic bolts and nuts (8 per splice) o r g r o u n d l in e o f p a v e m e n t future overlays to accommodate raising guardrail

Upper 2 holes for ty p

" R16

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

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

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

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"

EMBEDMENT

DEPTH

Case 1

Case 2

DRILLING

DEPTH (B)

OVERLYING

MATERIAL (A)

HOLE

TYPE

POST EMBEDMENT DIMENSIONS

NO SCALE

617-13

STANDARD APPROVED FOR USE --/----

DRAFT: 6/2014

REVISED:

minimum depth shown on Standards 617-10 or 617-11.

42”

30" to 42”

24" to 42”

> 30”

> 18" to 30”

0 to 18”

42" - A

12”

24”

INSTALLATION IN ROCK

G4 W-BEAM GUARDRAIL

STATE PROJECT

B o r d e r .U

S c m y fi le s p w p r o d u c ti o n d F L

H C e ll s .d g n li b

F e b r u a r y

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

Overlying material backfill or overlying material

Crushed coarse aggregate Overlying material backfill or overlying material

Crushed coarse aggregate

PLAN VIEW

ELEVATION

Use this standard when posts cannot be embedded to the 1.

2.

3.

4.

5.

Case 1: Overlying material

ELEVATION

Case 2: Overlying material

PLAN VIEW

Steel Post

Rock material aggregate backfill

Crushed coarse

Rock material aggregate backfill

Crushed coarse

Finished grade

B A

E m b e d m e n t

D e p th

Finished grade

B A

E m b e d m e n t

D e p th

Steel Post

Wood Post

Wood Post

Unless otherwise specified use either the circular or the oblong hole configuration for Case 1 conditions.

Crushed coarse aggregate backfill conforms to "coarse aggregate for concrete" or "granular backfill for underdrain pipe with geotextile" in Section 703.

Place crushed coarse aggregate according to the post requirements in Section 617.

Treat field cut galvanized steel post surfaces that expose the base metal with two coats of zinc-oxide paint.

depth (A) is 18" or less. depth (A) is greater than 18".

NOTE:

between drilled holes

Excavate area between drilled holes

Excavate area

21" or 23"

8" or 12"

23"

23"

21"

21" 8"

12" m a x s lo p e

TEST LEVEL

L W m a x s lo p e

NO SCALE

TEST LEVEL

L W

617-19

STANDARD APPROVED FOR USE 6/2005

DRAFT: 3/2016

REVISED:

(ft)(ft)

3 (> 45 mph)

(ft)

37.5

(ft)

3.0 or 4.0

TYPE FLARED TERMINAL

G4 W-BEAM GUARDRAIL

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

P

M a r c h

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

7.

6.

5.

4.

3.

2.

1.

STRAIGHT FLARED OPTION

PARABOLIC FLARED OPTION

ELEVATION

PLAN

ELEVATION

PLAN

See Note 6

Hinge line of foreslope last two post blocks in the standard post section

Tangent line projected from the face of the shoulder widening

Edge of

W W at face of rail as applicable

Finished surface elevation at face of rail as applicable

Finished surface elevation

See Note 6

Length of Need shoulder widening

Edge of

Length of Need

Hinge line of foreslope post section

Standard post section

Standard

Pay limits terminal section type flared (FLEAT)

Guardrail system G4

Pay limits

Pay limits terminal section type flared (SRT-350)

Guardrail system G4

Pay limits fl a tt e r

V

H o r fl a tt e r

V

H o r last two post blocks in the standard post section

Tangent line projected from the face of the manufacturer's recommendations.

Install a reflectorized object marker according to the rail end section may be used.

A flat attenuator terminal head is shown. A rounded W-beam to the terminal.

Construction of widening for terminal installation is incidental

See manufacturer's drawings for other details.

indicated on the plans.

Pave widened shoulder on both ends of guardrail runs when rail is at the edge of the shoulder.

inside of a curve), install the posts so that the face of the result in the rail encroaching onto the shoulder (e.g., the

When placing terminal on a curve and post offsets would meets appropriate test level for the project.

manufacturer's recommendations. Ensure that terminal that meets NCHRP-350 or MASH requirements per details vary. Install a flared G4 W-beam guardrail terminal

Use details shown as a general guide since manufacturer's

2.5-4.0

1.67-2.67

37.5

25.0

3 (> 45 mph)

2 (≤ 45 mph) using 6' posts using 6' posts

NOTE:

20'

3'

3'

20'

75°-90°

90°-105°

75°-90°

90°-105°

75°

90°

105°

75°

90°

105°

NO SCALE

ANGLE

AREA FREE OF

FIXED OBJECTSNUMBER OF

CRT POSTS

(See Note 1)

NUMBER OF

POSTS ALONG

CURVATURE

BETWEEN

PC AND PT L W

617-21

STANDARD APPROVED FOR USE 1/1994

DRAFT: 3/2016

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

M a r c h

FEDERAL LANDS HIGHWAY

U.S. CUSTOMARY STANDARD

STANDARD

WOOD POSTS

CRG W-BEAM GUARDRAIL

CRT POST DETAIL

TYPICAL GUARDRAIL CROSS SECTION

GUARDRAIL SYSTEM CRG

WITH CRT POSTS

POSTS #3 - #7

See Note 1

PLAN

Secondary Roadway or Driveway

ELEVATION

M a in li n e R o a d w a y

PC

PT

Variable fill slope

1:2 to 1:6

5 4 3 2 1

5 4 3 2 1

See Notes 3 & 4

1.

2.

3.

4.

5.

or longer posts are specified.

details. The use of the CRT terminal is limited to driveways, service roads, and low speed minor road approaches. Use the appropriate TL-2 or TL-3 terminal on all other roadway approaches.

If the CRG will be connected to transition rail at Post 8, add a standard post and block midway between

Posts 7 and 8.

Dimensional tolerances not shown or implied are intended to be those consistent with the proper functioning of the part, including its appearance, and accepted manufacturing practices.

CRT posts include those posts between the terminal and PT, plus the post with block at Post #7.

Terminal Section

Pay Limits

Pay Limits Guardrail System CRG at face of rail as applicable

Edge of pavement or ground line

15°

15° to W-beam for

Do not bolt post

Hinge line of foreslope

(See table)

W

See Note 4

See Note 1.

CRT post with blockout

(m in .)Ra di us

See Special Contract Requirements when 7 foot

See Standard 617-10 for block details.

NOTE:

1:10 or flatter

See Note 2 bolt (no rail washer) shown on Typical Section

Aggregate base or as

Terminal sectionPay Limits Guardrail system CRG o r c o n n e c ti o n t o s tr u c tu r e s ta n d a r d p o s t s e c ti o n

G W B e a m g u a r d r a il

CRT posts

S e e t a b le

L groundline at face of rail

Edge of pavement or steeper than fill slope

Variable slope but not

Hinge line of foreslope terminal sections approach and departure

Widening required for

Subgrade shoulder.

" dia. hole4

" dia. holes2

See Standard 617-22 for terminal section, Type CRT

(ft)

17'-0"

8'-6"

" dia. x 10" guardrail8 5 8"

35'-0"

25'-6"

2'-0" (typ.)

8'-6" radius

RADIUS

25' (min.) from PC to end of terminal

@ 6'-3" spacing with no rail washers using 6'-0" posts

4"

2'