STANDARDS FOR ROADWAY CONSTRUCTION, RC 0M-100M

1 I Publication 72M TRANSMITTAL April 2000 Edition LETTER DATE 18 72) April 28, 2000 SUBJECT: STANDARDS FOR ROADWAY CONSTRUCTION, RC 0M-100M INFORMATION AND SPECIAL INSTRUCTIONS: The attached April 2000 Edition of the STANDARDS for ROADWAY Construction represents a complete Metric and English combined publication. This Edition supersedes the September 1995 Metric Edition and all subsequent changes. The new standard drawings should be adopted as soon as possible on all new and existing designs and in conjunction with Publication 408/2000 Specifications and Bridge STANDARDS that already have been issued with dual numbers (Metric and English).

2 Note: Either all metric or all English values must be used on plans. Metric and English values shown may not be mixed. It is noted that the major changes to Publication 72M were to add English units in parenthesis. Also, the speed-volume criteria relative to the use of Type 2 Strong or Weak Post (Turned-down) End Treatments for guide rail, is reduced to 70km/h (45 mph) and 4000 ADT. Turned-down treatments cannot be used on the NHS regardless of speed or volume. Any comments or questions on the new Edition relative to revisions, Metric or English numbers, may be directed to the Highway Quality Assurance division .

3 In addition to the dual numbers on each standard drawing, there were a number of other changes made and are presented below. It is strongly advised that all recipients thoroughly review and become familiar with the April 2000 Edition. RC-Sheet# General Changes Change Description Added a Note to each sheet to indicate that either all Metric or all English values must be used on plans. The Note that indicates the Metric and English units appears only on the first sheet of each standard. RC-52M (1 of 6) ( 3 of 6) RC-53M (2 of 2) RC-54M (1&2 of 7) ( 5 of 7) ( 6 of 7) RC 57M (1 of 3) CANCEL THE FOLLOWING: The September 1995 Edition of Publication 72M and all subsequent changes.

4 Added Note 7 to reference TC-7604 for the installation of delineators. Added Note 8 relative to Strong Post Median Barrier Applications. Revised Note 5 relative to the use of turned-down End Treatments. Revised Note 1 relative to the use of Turned-down End Treat-ments. Added 7620 mm (25') of wee Guide Rail in the transition details between Weak-Post and Strong-Post to be consistent with other states in Region 3. Added Note 5 to provide (75') from the swale line to the beginning of the hazard. Added Note 6 for the same reason as Sheet 5 of 7 Revised Note 5 and deleted Note 6 REQUEST ADDITIONAL COPIES FROM: Bureau of Office Services Publications Sales Office Box 2028 Middletown, PA 17120 APPROVED FOR ISSUANCE BY: L.

5 Mallory By: y;, y ;;E;~~-~rt-ation Mj(:,ha"::IM. (:'Jl,~ Deputy Secretary for Highway Administration INDEX OF STANDARDS FOR ROADWAY CONSTRUCTION STANDARD DRAWING NUMBER earthwork DRAWING DATE DESCRIPTION RC-lOM _____ APR 28, 20QQ_CLASSIFICATION OF earthwork RC-11 M _ I 2 Sheets) __ APR 28, 2000 __ CLASS IF !CATION OF earthwork FOR STRUCTURES RC-12M _I 2 Sheets) __ APR 28, 2000 _BACKFILL AT STRUCTURES RC-13M _____ APR 28, 2000 _PAY LIMIT OF SUBBASE PAVEMENTS RC-20M _ I 3 Sheets) __ APR 28, 2000 _CONCRETE PAVEMENT JOINTS RC-21M _____ APR 28, 2000 _REINFORCED CONCRETE PAVEMENT RC-23M _ I 3 Sheets) __ APR 28, 2000 _BR JDGE APPROACH SLAB RC-24M _____ APR 28, 2000 _PAVEMENT RELIEF JOINT RC-25M_I 5 Sheets) __ APR 28, 2000 _SHOULDERS RC-26M_I 5 Sheets)

6 __ APR 28, 2000 _CONCRETE PAVEMENT REHABILITATION RC-27M _____ APR 28, 2000 _PLAIN CONCRETE PAVEMENT RC-28M _____ APR 28, 2000 _OVERLAY TRANSITIONS AND PAVING NOTCHES DRAINAGE RC-30M _ I 4 Sheets) __ APR 28, 2000 _SUBSURFACE DRAINS RC-31M_( 2 Sheets) __ APR 28, 20QQ _ENDWALLS RC-32M _____ APR 28, 2000 _SLOPE PIPE FITTINGS, PIPE CONNECTORS AND CONCRETE COLLAR FOR PIPE EXTENSION RC-33M_l2 Sheetsl_APR 28, 2000_END SECTIONS FOR PIPE CULVERTS RC-34M _ I 1 0 Shee tsl _ APR 28 , 2000 _INLETS RC-35M _____ APR 28, 2000 _DRAINAGE DIKE RC-36M _____ APR 28, 2000 _SPRING BOXES RC-39M _ I 5 Sheets) __ APR 28, 2000 _STANDARD MANHOLES RC-40M _____ APR 28, 2000 _SLOPE PROTECTION RC-43M _____ APR 28, 2000 _GABIONS STANDARD DRAWING NUMBER DRAWING DATE GUIDE RAIL AND MEDIAN BARRIER DESCRIPTION RC-50M_I 2 Sheets)_ APR 28, 2000.

7 -GUIDE RAIL TRANSITION AT END OF STRUCTURE RC-52M_I 6 Sheets)_ APR 28, 2000 _TYPE 2 STRONG POST GUIDE RAIL RC-53M_I 2 Sheets)_ APR 28, 2000 _TYPE 2 WEAK POST GUIDE RAIL RC-54M_I 7 Sheets)_ APR 28, 2000 _BARRIER PLACEMENT AT OBSTRUCTIONS RC-55M _____ APR 28, 2000 _TYPE 2 WEAK POST MEDIAN BARRIER RC-57M _I 5 Sheets)_ APR 28, 2000 _CONCRETE MED IAN BARR !ER RC-58M_I 6 Sheets)_ APR 28, 2000 _SINGLE FACE CONCRETE BARRIER RC-59M_I 2 Sheets)_ APR 28, 2000 _CONCRETE GLARE SCREEN FENCES AND CURBS RC-60M_( 3 Sheets)_ APR 28, 2000 _RIGHT-OF-WAY FENCE RC-61 M _____ APR 28, 2000 _RIGHT-OF-WAY GATES AND REMOVABLE FENCE SECTIONS RC-63M_( 2 Sheets)_ APR 28, 2000 _PERMANENT BARRICADES RC-64M _____ APR 28, 2000 _CURBS AND GUTTERS RC-65M _____ APR 28, 2000 _CONCRETE MOUNTABLE CURBS RC-66M _____ APR 28, 2000 _CONCRETE TRAFFIC SEPARATOR RC-67M_( 2 Sheets)_ APR 28, 2000 _CURB RAMPS POLLUTION CONTROL RC-70M_( 5 Sheets)

8 _ APR 28, 20QQ_EROSION AND SEDIMENT POLLUTION CONTROL HIGHWAY LIGHTING RC-BOM_( 2 Sheets)_ APR 28, 2000 _HIGHWAY LIGHTING-FOUNDATIONS RC-81M _____ APR 28, 2000 _HIGHWAY LIGHTING-JUNCTION BOXES-LIGHT DUTY RC-82M _____ APR 28, 2000 _HIGHWAY LIGHTING-JUNCTION BOXES-HEAVY DUTY RC-83M_( 2 Sheets)_ APR 28, 2000 _HIGHWAY LIGHTING-LIGHTING POLE DETAILS RC-84M _____ APR 28, 2000 _HIGHWAY LIGHTING-LIGHTING AND ELECTRICAL DETAILS ROADSIDE DEVELOPMENT AND PLANTING RC-91M_( 2 Sheets)_ APR 28, 2000 _BRACING AND PLANTING DETAILS Apr i I , 2000 Edition April 28, 2000 1: 2 L=LENGTH OF SLOPE *T= m !

9 10'-0"J, WHERE l IS m ( 10'-0"J *T=L, WHEN L IS LESS THAN 3. 0 m ( 10' -O"l E=C/2 APPLY ABOVE VALUES FOR ROUNDING THE TOP OF SLOPES OF DRAINAGE SWALES, CHANNELS, DITCHES AND PARALLEL DITCHES. EXCEPT IN HARO ROCK WITHOUT OVERBURDEN, ANO EXCEPT AS INDICATED ON CONTOUR GRADING AND DRAINAGE PLANS, OR CROSS SECTIONS. GROUND M ElC OR GREATER, ROCK CUTS ___:.----'/<OF NORMAL CUTS ROUNDING OF CUT SLOPES GROUND LINE ?JWff~ ROADWAY EXCAVATIQ~ () THE CONTRACTOR SHALL OBTAIN WRITTEN AUTHORIZATION FROM THE ENGINEER ANO MAKE HIS OWN ARRANGEMENTS FOR OBTAINING ALL BORROW ANO WASTE AREAS ANO PAY ALL COSTS INVOLVED.))

10 REQUIRED LIMIT OF SLOPE LINE, IF INDICATED ON THE CONSTRUCTION DRAWINGS. PIPE OR STRUCTURE S SLOPE AS INDICATED ON THE CROSS-SECTIONS. FOR WIDTHS) 2. 5 m ( 8' -0"), EXCAVATION IS CLASS 1. PAYMENT FOR THIS AREA OF EXCAVATION IS INCIDENTAL TO EXCAVATION OF DITCH OR CHANNEL. T 7 = FOR ROUNDING DETAILS, I I SEE ROUNDING OF CUT WIO~H < m ( < B' -0 "l DITCHES AND CHANNELS GROUND LINE OR SUBGRADE ELEVATION DEPTH, AS REQUIRED NOTES l. ALLOW NO PAYMENT FOR EXCAVATION IN EXCESS OF SPECIFIED LIMITS ANO FOR ADDITIONAL BACKFILL MATERIAL REQUIRED. 2. ALL DIMENSIONS ARE GIVEN IN MILLIMETERS UNLESS OTHERWISE NOTED.