MINIMUMMINIMUMNORMAL NORMAL

50-54

55

MINIMUM DESIRABLE

50-54

55

MINIMUM DESIRABLE

24''

MULTIPLE BOX INSTALLATION

SINGLE POST SERIES

POST SPACING DETAIL

APPROVED MAILBOX

MAILBOX INSTALLATION - MULTIPLE( DOUBLE OR TWIN BOX )

GROUNDLINE

MAILBOX INSTALLATION - MULTIPLE

( MULTIPLE BOX SUPPORT DETAILS )

OR FOR LOCAL AND COLLECTOR ROADS

MAIL STOP LAYOUT

FOR ROADS CARRYING TRAFFIC AT 40 MPH OR LESS

MAIL STOP LAYOUT

ROADS CARRYING TRAFFIC AT SPEED OVER 40 MPH

FROM THE GROUND LINE TO THE BOTTOM OF THE MAILBOX

MAIL STOP TURNOUT DETAIL

BASIS OF PAYMENT

GENERAL NOTES

RECOMMENDED MINIMUM SPACING IS 3/4 OF THE DIMENSION

35

36-49

295'

35

100' 100'

8'

8'

36-49

629 ( A )

629 ( B )

629 ( C )

629 ( D )

TO 4

8''

H=42''

12'

12'

10'

8'

6'

6'

8'

6'

2'

0

MAILBOXAVAILABLE SHOULDER ATSURFACE OF TURNOUT ORWIDTH OF ALL-WEATHER

8" TO 12"

8" TO 12"

8" TO 12"

8" TO 12"

8" TO 12"

8" TO 12" 10"

10"

USABLE SHOULDERBEHIND EDGE OF TURNOUT OR

MAILBOX IS TO BE OFFSETDISTANCE ROADSIDE FACE OF

OFFSET TABLE

65'

70'

70'

65'

200'

233'

267'

65'

100'

125'

150'

100'

133'

167'

200'

DA D

CR

OSS R

OA

D

THROUGH ROADD

DC

DS

C LDA

25'

MIN.

25'

MIN.

65' 150'

DC DS

IF TURNOUT IS PROVIDED, THIS MAY BE REDUCED TO ZERO.

PREFERREDMINIMUMPREFERRED MINIMUM

0

0

NOT APPLICABLE

0

0

CURBED STREET

1

1-A

2

8"

LENGTH WIDTH HEIGHT

MAILBOX DIMENSIONS & SIZES

APPROVED MAILBOX

SHELF

MOUNTING BRACKET

WOODEN POST

MOUNTING BRACKET

WOODEN POST

SHELF

SEC A-A

56''

42''

TO 4

8''

LEG ANGLE

MAXIMUM NUMBER OF MAILBOXES = 5

A A

DIRECTIONOF TRAFFIC

EDGE OF ALL-WEATHERSURFACE AT MAIL STOP

VARIABLE

C OF LAST BOXLOF FIRST BOXCL

W

VARIABLE

C

EDGE OF ROADWAY

L ROADWAY

EDGE OF SHOULDER4 TO 1 TAPER

FOR SUGGESTED WIDTH ( W ) SEE OFFSET TABLE 1

2 1/2

TO 1 TAPE

R

W

EDGE OF ROADWAY

EDGE OF SHOULDER

VARIABLE

CL ROADWAY

12 TO 1 TAPER

EDGE OF ROADWAY

EDGE OF SHOULDER

ABOUT MAILBOX SPACING.DETAIL FOR INFORMATION SEE MAIL STOP TURNOUT

20 TO 1 TAPER

20 TO 1 TAPER

SEE OFFSET TABLEFOR SUGGESTED WIDTH ( W )

3.

4.

5.

1.

2.

ALL CONSTRUCTION AND MATERIAL REQUIREMENTS SHALL BE IN ACCORDANCE

MAILBOX INSTALLATION, SINGLE OR MULTIPLE TYPE, SHALL BE OF A DESIGN ANDMATERIAL THAT HAS BEEN CRASH TESTED AND APPROVED. OTHER DESIGNS OR

MAILBOX TYPES SHALL BE SUBMITTED TO THE ENGINEER FOR APPROVAL.

IF MAILBOX IS INSTALLED IN AN AREA WITH GUARDRAIL, MAILBOX AND/ORPOST ASSEMBLY SHOULD BE BEHIND OR FLUSH WITH FACE OF RAIL.

PRODUCER AND CONTRACTOR SHALL AVOID PATENT INFRINGEMENT OF THE MAILBOX SUPPORT ASSEMBLY AND SHALL SAVE THE STATE HARMLESS IN THE

USE OF ANY MAILBOX SUPPORT ASSEMBLY.

ALTERNATE WOODEN POST SUPPORT INSTALLATIONS MAY BE USED IN LIEU OF METAL PIPE SUPPORT UNITS IF WOODEN COMPONENTS CONFORM TOCURRENT SPECIFICATIONS.

6.

FROM THE SUPPORT SYSTEM.

FOR THE MAILBOX WILL BE PAID FOR BY THE EACH AND SEPARATELY

ATTACHMENT HARDWARE AND MOUNTING OF THE MAILBOX. PAYMENT

PAYMENT FOR INSTALLATION OF THE POST SYSTEM, SUPPORT POST, ALL

PRICE OF EACH MAILBOX INSTALLATION, SINGLE OR MULTIPLE, INCLUDES

ITEM NO. ITEM UNIT

REMOVAL OF MAILBOX INSTALLATION

REMOVE AND RESET MAILBOX

MAILBOX INSTALLATION - SINGLE

MAILBOX INSTALLATION - MULTIPLE

19" 6 1/2" 8 1/2"

10 1/2"21"

23 1/2" 11 1/2" 13 1/2"

WITH THE 2019 ODOT STANDARD SPECIFICATIONS.

MAILBOX DESIGN TYPE(S) AND LOCATION(S) SHALL BE SPECIFIED IN THE PLANS.

7.

A MINIMUM 3'-0" OF USABLE SPACE BEHIND THE MAILBOX.

IF MAILBOX IS INSTALLED BEHIND CURB, ANY SIDEWALKS WILL REQUIRE

0

R-62

MAILBOX INSTALLATION

MI-4

EA

EA

EA

EA

OF CURBBEHIND FACE

8" TO 12"

OF CURBBEHIND FACE

6"

TRAFFIC CONDITIONSHIGHWAY TYPE AND

ALL-WEATHER SHOULDERWITHOUT CURB ORRESIDENTIAL STREET

SPEED 40 MPH OR LESSADT UNDER 50 VPDRURAL ROAD

ADT UNDER 400 VPDRURAL ROAD

400 TO 1,500 VPDRURAL HIGHWAY

1,500 TO 10,000 VPDRURAL HIGHWAY

OVER 10,000 VPDRURAL HIGHWAY

VPD - VEHICLES PER DAYADT-AVERAGE DAILY TRAFFIC, THROUGH ROAD ONLY

(MPH)SPEEDROADTHRU

(MPH)SPEEDROADTHRU

FACTORS OR PENDING IMPROVEMENTS.BASED UPON PREDICTABLE GROWTHOBSERVED SPEED OR ASSIGNED SPEEDSPEED FACTOR MAY BE DESIGN SPEED,

NEAREST MAILBOX IN MAIL STOPS AT INTERSECTIONSSUGGESTED MINIMUM CLEARANCE DISTANCES TO

TA

BLE

OFFS

ET

SE

E

6'-7'' (MIN.)16-5'' (MIN.)

HINGEPOINTRAMP / TURNOUT

ABOUT MAILBOX SPACING.DETAIL FOR INFORMATIONSEE MAIL STOP TURNOUT

6'-7'' (MIN.)

HINGEPOINTRAMP / TURNOUT

16'-5'' (MIN.)

HINGEPOINTRAMP / TURNOUT

HINGEPOINTRAMP / TURNOUT

6'-7'' (MIN.)16-5'' (MIN.)

(MA

X.)

BRACKET ASSEMBLY DETAILSWOODEN POST SUPPORT &

MAILBOX INSTALLATION - SINGLE

TYPEDESIGN

MAILBOXDIMENSIONS (NOM.)

(MIN.)3/4 H

DATEDESCRIPTION

OKLAHOMA DEPARTMENT OF TRANSPORTATION

2019 SPECIFICATIONS

ROADWAY ENGINEER:

APPROVED BY

DATE:

STANDARD REVISIONS

ROADWAY DESIGN DIVISION STANDARD

5/27/20