bridge standard plans and special details … · new publications 2016 louisiana standard...
TRANSCRIPT
NEW PUBLICATIONS
2016 LOUISIANA STANDARD SPECIFICATIONS FOR ROADS AND BRIDGES
M.A.S.H. HIGHWAY GUARD RAIL STANDARD PLANS GUARD RAIL RETROFIT SPECIAL DETAILS
GUARD RAIL T-INTERSECTION SPECIAL DETAILS
SLAB SPAN SPECIAL DETAILS
CONCRETE SURFACE FINISH SPECIAL DETAILS
CONCRETE PAVEMENT EXPANSION JOINT FOR OVERLAY PROJECTS
REVISIONS TO APPROACH SLAB SPECIAL DETAILS
UPCOMING PUBLICATIONS
M.A.S.H. GUARD RAIL FOR MEDIAN AND SHOULDER APPLICATIONS
M.A.S.H. MEDIAN CONCRETE BARRIER
M.A.S.H. TEMPORARY PRECAST BARRIER
M.A.S.H. 36” TALL SINGLE-SLOPE CONCRETE BRIDGE BARRIER
PREFORMED SILICONE SEAL
20’ LONG APPROACH SLAB SPECIAL DETAILS
LG AND LU PRECAST PRESTRESSED CONCRETE GIRDERS
UPDATES TO PRECAST DETOUR BRIDGE, ROADSIDE TRAFFIC SIGNS, ETC.
2016 STANDARD SPECIFICATIONS
CURRENT BRIDGE DESIGN STANDARD PLANS AND SPECIAL DETAILS: 331 TOTAL INDIVIDUAL SHEETS
35 STANDARD PLANS
296 SPECIAL DETAILS
100+ ADDITIONAL NEW SHEETS ARE CURRENTLY PLANNED/ UNDER DEVELOPMENT
226 SHEETS WERE AFFECTED BY THE 2016 SPECIFICATIONS: PAY ITEM NAMES AND/OR NUMBERS
SPECIFICATION SECTION/SUBSECTION NUMBERS
CONCRETE CLASS CALLOUTS
B.D. INDEXING AND GENERAL SHEET ORGANIZATION
M.A.S.H. HIGHWAY GUARD RAIL STANDARD PLANS
M.A.S.H. – MANUAL FOR ASSESSING SAFETY HARDWARE, 2ND ED.
AASHTO / FHWA JOINT IMPLEMENTATION AGREEMENT – DEC. 2015
BEGINNING JAN. 1, 2018: NEW GUARD RAIL PERMANENT INSTALLATIONS AND FULL REPLACEMENTS ON THE N.H.S. MUST BE
MASH COMPLIANT
M.A.S.H. HIGHWAY GUARD RAIL STANDARD PLANS
ON-SYSTEM MASH GUARD RAIL – 11 SHEETS SUPERCEDES GR-200
OFF-SYSTEM MASH GUARD RAIL – 1 SHEET SUPERCEDES GR-203
BOX-CULVERT MASH GUARD RAIL – 1 SHEET SUPERCEDES GR-202
M.A.S.H. HIGHWAY GUARD RAIL STANDARD PLANS
NOTABLE CHANGES FROM PREVIOUS G.R. STANDARDS: TOP OF G. R. HEIGHT RAISED TO 31” ABOVE PAVEMENT (PREVIOUSLY 28”)
G.R. SPLICES - OCCUR BETWEEN POSTS (PREVIOUSLY LOCATED ON POSTS)
THRIE BEAM RAIL - ONLY USED AT THE BRIDGE RAIL TRANSITION
TRAILING END EXTENDS 37’-6” (PLUS THE LENGTH OF THE ROUNDED END) BEYOND THE HAZARD
90-DEGREE T-INTERSECTION DETAIL - REMOVED FROM STANDARDS
SPECIAL DETAIL CREATED - TO BE USED BY SPECIAL PERMISSION/ DESIGN WAIVER ONLY
G.R. DESIGN TABLES AND EQUATIONS - REMOVED FROM THE PLANS
REFER TO THE ROADSIDE DESIGN GUIDE AND THE DOTD BRIDGE DESIGN AND EVALUATION MANUAL
REFER TO BRIDGE DESIGN TECH. MEMO 76.1
GUARD RAIL REHABILITATION SPECIAL DETAILS
NOTABLE CHANGES FROM PREVIOUS G.R. RETROFIT DETAILS: G.R. HEIGHT REVISED TO MATCH MASH STANDARD PLANS
NOTES REFER TO MASH HIGHWAY GUARDRAIL STANDARD PLANS
BOX CULVERT RETROFIT DETAILS REMOVED FROM THE SET
90-DEGREE T-INTERSECTION DETAIL ADDED
TO BE USED BY SPECIAL PERMISSION/ DESIGN WAIVER ONLY
REFER TO BRIDGE DESIGN TECH. MEMO 76.1 FOR MORE INFORMATION, INCLUDING GUIDANCE ON APPLICABILITY
NEW SLAB SPAN SPECIAL DETAILS
NEW APPROACH SLAB DESIGN FORCED A REDESIGN OF THE END BENTS FOR SLAB SPAN BRIDGES
ADDITIONAL CRITERIA USED IN REDESIGN SPAN-TO-DEPTH RATIO – AASHTO/ DOTD B.D.E.M.
NEW CLEAR COVER REQUIREMENTS FOR REINFORCING STEEL – DOTD B.D.E.M.
NEW MASH 36” SINGLE-SLOPE BARRIER
WARRANTED A COMPLETE REDESIGN OF THE ON-SYSTEM SLAB SPAN SET
NEW SLAB SPAN SPECIAL DETAILS
(4) COMMON DETAILS SHEETS TO BE USED WITH EVERY SET OF PLANS
SHT. 1 OF 1 – GENERAL NOTES AND INDEX OF SLAB SPAN SHEETS
SLAB SPAN SPECIAL DETAILS REQUIRED SHEETS FOR SLAB SPAN BRIDGES: COMMON DETAILS – 4 SHEETS
SPAN DETAILS – 1 SHEET
SPAN QUANTITIES – 1 SHEET
END BENT DETAILS/ QUANTITIES – 1 SHEET
INTERMEDIATE BENT DETAILS/ QUANTITIES – 1 SHEET
REFER TO BDTM.80
CONCRETE SURFACE FINISH SPECIAL DETAIL 2016 STANDARD SPECIFICATIONS – SECTION 805.08 SURFACES TO RECEIVE A CLASS 2 AND/OR CLASS 3 FINISH WILL BE AS SPECIFIED IN THE PLANS
CONCRETE SURFACE FINISH SPECIAL DETAIL SHEET 2 OF 2 – QUANTITIES TABLE TO BE FILLED OUT BY E.O.R.
REFER TO BDTM.72
PAVEMENT EXPANSION JOINT FOR OVERLAY PROJECTS
SHT. 4 OF 4: REHAB OF EXISTING JOINT @ APPROACH SLAB
REFER TO BDTM.64
REVISION OF APPROACH SLAB SPECIAL DETAILS
APPROACH SLABS FOR SLAB SPAN/QUAD BEAM BRIDGES WIDTH WAS PREVIOUSLY THE CLEAR WIDTH PLUS 1’-0” (6” ON EACH SIDE TO CARRY THE CURB)
REMOVED THE EXTRA 1’-0”. CURB DETAIL REVISED TO BE CARRIED ON THE SIDE OF THE SLAB
REMOVED 6” SACRIFICIAL SECTION FOR SLAB SPAN/QUAD BEAM APPROACH SLABS
REVISION OF APPROACH SLAB SPECIAL DETAILS
REMOVED 2” LAYER OF ASPHALT FROM SLABS ADJACENT TO ASPHALT ROADWAYS REVISED JOINT DETAIL BETWEEN ASPHALT ROADWAY AND APPROACH SLAB
REFER TO BDTM.74
PLANNED UPCOMING PUBLICATIONS MASH GUARD RAIL FOR MEDIAN AND SHOULDER APPLICATIONS THIS WILL SUPERCEDE GR-201
MASH MEDIAN CONCRETE BARRIER
MASH TEMPORARY PRECAST BARRIER
PLANNED UPCOMING PUBLICATIONS MASH 36” TALL SINGLE-SLOPE CONCRETE BRIDGE BARRIER – TL-4
AASHTO/ FHWA JOINT IMPLEMENTATION AGREEMENT: DEC. 31, 2019
PLANNED UPCOMING PUBLICATIONS
PLANNED UPDATES: PRECAST PANEL DETOUR BRIDGE
ROADSIDE TRAFFIC SIGNS
RETAINING WALL
YEAR PLATE
STEEL WIRE BAR SUPPORT
ETC.