Att. 04_CrazyWomanPlans (Option Item 1)-fully signed.pdf

BOZEMAN

WHEATLAND

CHEYENNE

LARAMIE

TORRINGTON

LUSKDOUGLAS

CASPER

RAWLINS

GREEN RIVER

KEMMERER

JACKSON

CODY

WORLAND

SHERIDAN

BUFFALO GILLETTE

SUNDANCE

NEWCASTLE

THERMOPOLIS

BASIN

LANDERPINEDALE

EVANSTON

YELLOWSTONE

NATIONAL

PARK

INDEX TO SHEETS

No. DESCRIPTION

- TITLE 2

N&Q-2 GENERAL NOTES AND QUANTITIES

A2-1 CONCRETE REPAIRS

A2-2 GUARDRAIL LAYOUT

A2-3 BRIDGE RAIL REHABILITATION

A2-4 STANDARD BRIDGE APPROACH DETAILS 1 OF 2

A2-5 STANDARD BRIDGE APPROACH DETAILS 2 OF 2

MT

WY

REGION TWO

©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

VICINITY MAP

T. 49 N., R. 83 W.

PROJECT LOCATION

SCALE: NO SCALE

SCALE: NO SCALE

T. 49 N.

T. 48 N.

R . 8

W

R

. 8

W

U.S. DEPARTMENT OF AGRICULTURE FOREST SERVICE, REGION TWO

PROPOSED BRIDGE REHABILITION PLANS FOR:

CRAZY WOMAN CREEK CORRIDOR

UPGRADES

BID PACKAGE #2-OPTIONAL ITEM 1

NFSR 33 - M.P. 4.21

BIGHORN NATIONAL FOREST

POWDER RIVER RANGER DISTRICT

JOHNSON COUNTY, WYOMING

THIS

PROJECT

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TO WORLAND

TO

B

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US HIGHWAY 16

NFSR 33

AREA 2

DATE

APPROVED:

DATE

FOREST ENGINEER

ROAD PLANS, SPECIFICATIONS, AND COST ESTIMATES MEET

TECHNICAL REQUIREMENTS

REVIEWED AND RECOMMENDED BY:

DATE

REGIONAL STRUCTURAL ENGINEER

STRUCTURAL PLANS, SPECIFICATIONS, AND COST ESTIMATES

MEET TECHNICAL REQUIREMENTS

DATE

FOREST STAFF OFFICER FOR ENGINEERING ACTIVITIES

COMPLIES WITH TECHNICAL ROAD REQUIREMENTS AND

ENGINEERING STANDARDS

REGIONAL DIRECTOR OF ENGINEERING

COMPLIES WITH TECHNICAL STRUCTURAL REQUIREMENTS

AND ENGINEERING STANDARDS

DATE

DISTRICT RANGER

CONSISTENT WITH APPLICABLE REGULATORY AND

LAND MANAGEMENT PLAN REQUIREMENTS

GOVERNMENT FURNISHED:

CRUSHED AGGREGATE------- POLE CREEK PIT

AND HESS CREEK PIT

WASTE SITE------------------------ POLE CREEK PIT

S e

Date:

GNIMOYW

nginE

Ja mes Scoleso l e ro fes si y

P e r & an r

Land urv o

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GENERAL NOTES:

PROJECT NAME: CRAZY WOMAN CREEK CORRIDOR UPGRADES

Drawn By:JAC Designed By:RDL

Drawing Checked:RDL Design Checked:DAJ Sheet: N&Q-2

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, M.P. 4.21

GENERAL NOTES AND QUANTITIES

©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

1. SPECIFICATIONS: CONSTRUCT THE PROJECT IN COMPLIANCE WITH FEDERAL

HIGHWAY ADMINISTRATION "STANDARD SPECIFICATIONS FOR CONSTRUCTION

OF ROADS AND BRIDGES ON FEDERAL HIGHWAY PROJECTS" (FP-14) AND

APPLICABLE FOREST SERVICE SPECIAL SPECIFICATIONS (FSSS).

2. REFER TO FSSS 156 FOR COMPLETE REQUIREMENTS REGARDING TEMPORARY

TRAFFIC CONTROL.

3. CONTRACTOR SHALL SUBMIT AN EXCAVATION PLAN TO THE CO FOR APPROVAL.

PLAN SHALL INCLUDE DRAWINGS AND WRITTEN OUTLINE ILLUSTRATING AND

DESCRIBING EXCAVATION LIMITS, METHODS, EQUIPMENT, LOCATION OF

STOCKPILES, AND ESTIMATED QUANTITIES. EXCAVATION SHALL COMPLY WITH

OSHA EXCAVATION SOIL TYPING AND REQUIREMENTS. CHANGES TO THE

EXCAVATION LIMITS, DEWATERING METHODS OR OTHER ITEMS FOR

CONTRACTOR CONVENIENCE ARE THE RESPONSIBIITY OF THE CONTRACTOR

AND INCIDENTAL TO OTHER PAY ITEMS.

4. PAY ITEM 63307, TYPE 3 OBJECT MARKERS, INCLUDES ALL TIME, MATERIALS,

EQUIPMENT, TOOLS, AND EFFORT TO INSTALL ROAD DELINEATION OBJECT

MARKERS ATOP THE GABION BASKET WALLS, AS SHOWN ON THE DRAWING

CROSS SECTIONS AND DETAILS. OBJECT MARKERS SHALL MEET THE

REQUIREMENTS OF MUTCS, USFS REQUIREMENTS, AND STATE OF WYOMING

REQUIREMENTS.

METHOD OF MEASUREMENT ACRONYMS

LSQ - LUMP SUM QUANTITY

CQ - CONTRACT QUANTITY

AQ - ACTUAL QUANTITY

REGION TWO

SUMMARY OF ESTIMATED QUANTITIES

BRIDGE REHABILITATION

PAY ITEMS DESCRIPTION METHOD OF MEASUREMENT UNIT QUANTITY

15101 MOBILIZATION LSQ LS 1

15201 CONSTRUCTION SURVEY AND STAKING LSQ LS 1

15713 SOIL EROSION AND POLLUTION CONTROL LSQ LS 1

55204 REPAIR CONCRETE CQ SY 2

50207 CLEANING AND RESTORATION OF CONCRETE SURFACES CQ SY 25

55601 BRIDGE RAILING (REPLACE EXISTING RAIL) CQ LF 57.5

61712 BRIDGE APPROACH RAILING, TYPE W-BEAM, GALVANIZED CQ LF 158

63306 POSTS, WOOD CQ LF 40

63307a OBJECT MARKER TYPE 3 - (COMMERCIAL SOURCE) CQ EACH 4

63307b OBJECT MARKER TYPE 2 - (COMMERCIAL SOURCE) CQ EACH 4

63501 TEMPORARY TRAFFIC CONTROL LSQ LS 1

Drawn By:JAC Designed By:RDL

Drawing Checked:RDL Design Checked:DAJ©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

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ABUTMENT #1 DEEP PATCH REPAIR DETAIL

SCALE: N.T.S.

REMOVE AND DISPOSE OF ALL

EXISTING UTILITIES OFF OF USFS

PROPERTY

CLEAN EXPOSED REBAR

6"

(M

IN

6"

(MIN)

6"

(MIN)

EXTEND REPAIR PATCH AREA A

MINIMUM OF 6" PAST EDGES OF

SPALLED CONCRETE (TYP ALL

SIDES U.N.O.)

2" DEEP SAW CUT AROUND

PERIMETER OF REPAIR AREA

EXTEND REPAIR AREA A MINIMUM

OF 12" BELOW THE EXISTING

GROUND SURFACE. DIG OUT AND

DEWATER AS NECESSARY TO

PERFORM CONCRETE REPAIRS.

ABUTMENT ABRASION REPAIR COATING

SCALE: N.T.S.

DEEP SPALL WITH

EXPOSED REINFORCING

SHALLOW SPALL

ELEVATION - EXISTING DETERIORATED

SUBSTRUCTURE CONCRETE REMOVAL

SCALE: N.T.S.

ELEVATION - TYPICAL

SUBSTRUCTURE REPAIR AREAS

SCALE: N.T.S.

SECTION A-A - SUBSTRUCTURE REPAIRS

SCALE: N.T.S.

DEEP REPAIR NEW WELDED

WIRE MESH

SHALLOW REPAIR

CUT LINE

2" C

L.

A A

1" M

IN

3" M

AX

C

LE

AR

AN

C

E

BE

H

IN

D

EX

IS

TI

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R

EI

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FO

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IN

G

CUT LINE - 12" DEEP SAW CUT AROUND

PERIMETER OF REPAIR AREAS (TYP.)

EXISTING REINFORCING

CHIP TO SOUND

CONCRETE (TYP.)

CONCRETE REPAIR NOTES:

1. REMOVE ALL SPALLED, LOOSE CONCRETE WITHIN THE LIMITS SHOWN ON THE PLANS AND AS DIRECTED BY

THE CO.

2. SAW CUT THE PERIMETER OF REPAIR AREAS AND REMOVE CONCRETE TO A MINIMUM DEPTH OF 3 INCHES.

REMOVE DETERIORATED CONCRETE WITHIN THE REPAIR AREAS TO SOUND CONCRETE.

3. DO NOT DAMAGE ANY EXPOSED OR UNCOVERED REINFORCING STEEL.

4. DRILL AND GROUT ANCHORS FOR REINFORCING STEEL INTO ABUTMENT OR CURB USING AN EPOXY-RESIN

GROUT MEETING THE REQUIREMENTS OF AASHTO M235 TYPE IV.

5. USE SOLID FORMS AND CLASS C(AE) CONCRETE TO RECAST THE REMOVED AREA TO THE ORIGINAL DIMENSIONS. INCLUDE ALL RESOURCES NECESSARY TO REPAIR THE DAMAGED AND/OR DETERIORATED CONCRETE IN CURBS, ABUTMENTS, AND WINGWALLS IN BID ITEM 55206 REPAIR CONCRETE. CONTRACTOR TO COORDINATE WITH CO TO VERIFY ALL LOCATIONS (INCLUDING ALL AREAS THAT WERE DAMAGED IN MAY OF

2023) WHICH REQUIRE REPAIRS.

6. INSTALL 4 X 4 - W1.4 X W1.4 STEEL WELDED WIRE MESH IN DEEP REPAIR AREA AT ABUTMENT #1 AS DIRECTED. DRILL AND GROUT SUPPORT ANCHORS INTO EXISTING CONCRETE AS NEEDED TO SUPPORT WELDED WIRE MESH DURING CONCRETE PLACEMENT AND ENSURE SECURE BOND TO EXISTING STRUCTURE.

PROVIDE 1 12" CLEAR COVER OVER WELDED WIRE MESH.

7. PERFORM ALL CONCRETE PATCHING WORK AND ALLOW PATCH CONCRETE TO CURE FOR A MINIMUM OF 7 DAYS PRIOR TO THE APPLICATION OF EPOXY PAINT COATINGS ON ABUTMENTS AND OVER NEW CONCRETE

PATCHES. MEET ALL MANUFACTURER REQUIREMENTS.

8. CLEAN AND PAINT THE ABRAIDED AREAS OF THE CONCRETE ABUTMENTS (FROM 3'-6" BELOW THE GIRDER BEARING SEATS DOWN TO 12" BELOW THE EXISTING GROUND LINE). PAINT THE CONCRETE WITH AN EPOXY BASED PAINT WHICH CONFORMS TO THE REQUIREMENTS OF AASHTO M235 TYPE IV. PROVIDE A PAINT THAT IS RESISTANT TO UV RAYS. PREPARE ALL SURFACES TO BE PAINTED IN ACCORDANCE TO THE PAINT

MANUFACTURER'S RECOMMENDATIONS.

9. REMOVE THE DETERIORATED CONCRETE AT THE DOWNSTREAM CORNER OF THE CURB/BACKWALL AT ABUTMENT 1 AND AT THE UPSTREAM CORNER OF THE CURB/BACKWALL AT ABUTMENT 2 DOWN TO SOUND

CONCRETE AND RECAST THE COMPONENT AS DIRECTED IN NOTE 5 ABOVE.

10. REMOVE ALL UTILITIES FROM THE BRIDGE AND DISPOSE OF AWAY FROM USFS PROPERTY.

11. INCLUDE ALL RESOURCES NECESSARY TO CLEAN AND RESTORE (EPOXY PAINT) THE SURFACES OF THE ABUTMENT WALLS AND WINGWALLS INCLUDING THE COST OF UTILITY REMOVAL, IN BID ITEM 55207 CLEANING

AND RESTORATION OF CONCRETE SURFACES.

EXTEND PAINT 12" BELOW

EXISTING GROUND TYP.

FULL LENGTH AREA TO BE COATED WITH

EPOXY PAINT TO PROTECT

ABUTMENT FROM ABRASION

AND WEATHERING.

NOTE: ABUTMENT #1

SHOWN, ABRASION REPAIR

AT ABUTMENT #2 SIMILAR.

Sheet: A2-1

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, BRIDGE REHABILITATION, M.P.4.21

CONCRETE REPAIRS

BRIDGE RAIL SHOWN CUT

BACK FOR CLARITY. SEE

SHEET A2-3 FOR BRIDGE RAIL

DETAILS.

TYPICAL CONCRETE CURB OR

WINGWALL REPAIR

SCALE: N.T.S.

2" DEEP SAW CUT AROUND

PERIMETER OF REPAIR AREA.

(TYP.) COORDINATE EXTENTS

OF REPAIR AREA WITH CO.

DETERIORATED CONCRETE.

REMOVE (CHIP) DOWN TO

SOUND CONCRETE. DO NOT

DAMAGE EXISTING REBAR.

PLACE WELDED WIRE MESH

WITH SUPPORT ANCHORS

OVER DEEP REPAIRS.

REGION TWO

NOTE:

CURB REPAIR SHOWN,

WINGWALL REPAIR SIMILAR.

CUT LINE - SAW CUT 12" DEEP,

(TYP.)

NOTE:

COORDINATE ALL CONCRETE REPAIR WORK WITH CO PRIOR TO BEGINNING

WORK. INCLUDE ANY ADDITIONAL AREAS FOR CONCRETE REPAIR AS

DIRECTED BY THE CO AT THE UNIT BID PRICE FOR REPAIR CONCRETE.

CONCRETE REPAIR IS REQUIRED AT THE FOLLOWING LOCATIONS:

APPROXIMATELY 4FT x 2FT x 6IN DEEP PATCH AT ABUTMENT 1 WALL NEAR

GROUND LINE.

APPROXIMATELY 1'-6" LONG SECTION OF THE UPSTREAM CURB NEAR

ABUTMENT 2.

APPROXIMATELY 2'-6" LONG SECTION OF WINGWALL AT THE DOWNSTREAM

CORNER OF ABUTMENT 1.

NOTE:

ESTIMATED QUANTITIES OF CONCRETE REPAIR HAVE BEEN INCLUDED TO

SECURE A UNIT BID PRICE FOR REPAIR CONCRETE.

Drawing Checked:RDL Design Checked:DAJ©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

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Sheet: A2-2

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, BRIDGE REHABILITATION, M.P.4.21

GUARDRAIL LAYOUT

BRIDGE REHAB GUARDRAIL LAYOUT PLAN

APPROXIMATELY 70-FT RADIUS

CURVE AT GUARDRAIL AT NE

CORNER OF BRIDGE.

APPROXIMATELY 23-FT RADIUS

CURVE AT GUARDRAIL AT

NW CORNER OF BRIDGE

REMOVE AND DISPOSE OF

EXISTING APPROACH

GUARDRAIL AWAY FROM

USFS PROPERTY TYP. AT

ALL CORNERS OF BRIDGE

WHERE APPROACH

GUARDRAIL IS PRESENT.

APPROXIMATELY 29-FT

RADIUS CURVE AT

GUARDRAIL AT SW

CORNER OF BRIDGE

APPROXIMATELY 16-FT RADIUS

CURVE AT GUARDRAIL AT SE

CORNER OF BRIDGE.

SCALE: N.T.S.

CRAZY WOMANCREEK

REGION TWO

WARNING SIGNS

AND MARKER

CURB

OR RAIL

CURB OR RAIL

BEYOND

12"

3'-0"

4'-0" 10'-0"

4X4 ROUGH SAWN POST

2'-0" MAXIMUM

2"

NOTE:

TYPE 3 OBJECT MARKERS SHALL BE 12" X 36" AND

COLORED YELLOW AND BLACK. MATERIAL SHALL

MEET MUTCD OM-3L OR OM-3R SPECIFICATIONS.

FASTEN TO POST W/ (2)-1/4"Ø MACHINE BOLTS W/

WASHERS. FIELD DRILL BOLT HOLES. INSTALL

POSTS SUCH THAT THE INSIDE EDGE OF THE

REFLECTORIZED PANEL IS IN LINE WITH THE INSIDE

EDGE OF THE CURB OR RAIL.

OBJECT MARKER TYPE 3 INSTALLATION

NOT TO SCALE

TYPE 2 OBJECT MARKER AT

ENDS OF APPROACH RAIL

TYPICAL 4 PLACES

NOTE:

PLACE OBJECT MARKERS AT THE APPROXIMATE

LOCATIONS SHOWN IN THE GUARDRAIL LAYOUT

PLAN TO INDICATE THE NARROWEST

OBSTRUCTION (BRIDGE RAILINGS) OF THE

ROADWAY.

NOTE:

SLOPE THE STRIPES DOWNWARD TOWARDS THE

ROADWAY WHERE THE VEHICLE IS TO PASS BY

THE OBJECT ON BOTH SIDES OF THE ROAD.

PLACE TYPE 3 OBJECT

MARKERS AT ALL 4 CORNERS

OF BRIDGE TYPICAL 4 PLACES

EXTEND THE APPROACH GUARDRAIL STRAIGHT (PARALLEL

TO BRIDGE RAIL) FOR 5 FT FROM BRIDGE RAIL END POST

BEFORE CURVING APPROACH RAIL AT RADIUS SHOWN.

(TYP.) AT ALL 4 CORNERS OF BRIDGE

TOP OF EXISTING

CONCRETE CURB

(ASSUMED 10" HEIGHT)

CONCRETE

DECK SURFACE

EXISTING BRIDGE RAIL

POSTS BOLTED TO SIDE

OF CURB AND DECK

TO REMAIN. (W6x20

ASSUMED TYP)

CL BEARING ABUTMENT #1 AND ASSUMED CL OF LAST

POST ATTACHED TO BRIDGE DECK. THIS POST IS TO

REMAIN IF UNDAMAGED, OR BE REPLACED IF DAMAGED

AS DIRECTED BY CO. (TYP 4 LOCATIONS)

NEW BRIDGE RAIL POST

BOLTED TO SIDE OF CURB AND DECK

(W6x20 TYP AT 4 LOCATIONS)

NEW W-BEAM RAIL

(SIMILAR TO T-101)

NEW HSS 4x3x1

(SIMILAR TO T-101)

NEW BRIDGE RAIL POST

BOLTED TO SIDE OF CURB

AND DECK (W6x20 TYP)

CL BEARING ABUTMENT #2

AND ASSUMED CL

EXISTING END BRIDGE RAIL

POST (TO REMAIN IF

UNDAMAGED).

CL FIRST APPROACH RAIL

POST PAST END OF BRIDGE

1'-63 4"

(TYP)

1'-10"

(TYP)

1'-6"

(TYP)

28'-0"

END TO END BRIDGE LENGTH

25'-0"

CL BEARING TO CL BEARING

23'-6"

NBIS BRIDGE OPENING

ASSUMED W18x40 ROLLED

GIRDERS (TOP FLANGES

EMBEDED)

BRIDGE RAIL

END DETAIL (TYP

BOTH ENDS)

SEE SHEET A2-4

FOR BRIDGE

APPROACH RAIL

DETAILS (TYP)

SEE SHEET A2-4

FOR APPROACH

RAIL POST SIZE

AND SPACING

6"

61 2"

21 2" 4"

1" 1" 2" 1" 1"

2" 3" 11

2"

18" STEEL SHIM

Drawn By:JAC Designed By:RDL

Drawing Checked:RDL Design Checked:DAJ©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

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Sheet: A2-3

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, BRIDGE REHABILITATION, M.P.4.21

BRIDGE RAIL REHABILITATION

NOTE:

TUBE SPLICES ARE

NOT ALLOWED.

4"

1'-93 4"

NOTE:

PLUG UNUSED PREDRILLED HOLES

IN THE RAIL WITH STANDARD

SPLICE BOLTS.

B

B

STEEL SHIMS AS REQUIRED &

2 FIBER REINFORCED PADS

NEW RAIL POST DETAIL

2' -3

M

IN

2' -6

M

AX

M

AT

C H

E

XI

ST

IN

G

6"

2"

4"

4" 2"

℄ 5 8" Ø HEX HEAD

BOLT WITH ONE HEX NUT,

ONE FLAT WASHER

AND ONE LOCK WASHER 4" X 3" X 14"

STRUCTURAL TUBING

(ASTM A 500, GRADE B)

4" Ø X 23

4" GALVANIZED

EXTRA STRONG PIPE SLEEVE

STANDARD METAL GUARDRAIL

(2 LAYERS NESTED)

W6 X 20 POST

℄ 5 8" Ø OVAL SHOULDERED

BUTTONHEAD BOLT WITH ONE

HEX NUT, ONE LOCK WASHER,

ONE FLAT WASHER AND ONE

PLATE WASHER (1 PER POST)

NOTE:

USE FIBER REINFORCED PADS MEETING THE

REQUIREMENTS OF SUBSECTION 725.24 OF

THE SPECIFICATIONS. SIZE AND

POSITION THE PADS SO THAT NOT LESS THAN

12" OF THE PAD PROTRUDES ON ALL SIDES

OF THE POST. PUNCH SLOTTED HOLES

IN PADS TO MATCH EPOXY BOLTS LAYOUT.

1'-0"

RAIL POST SHIM DETAIL

NOTE:

FURNISH SHIMS AS NECESSARY TO ADJUST RAIL TO LINE.

PLACE SHIMS BETWEEN FIBER REINFORCED PADS. PLACE

SHIMS WITH SLOTS DOWNWARD.

45°

16" ⅊

℄ 11 16" Ø

DRAIN HOLE2"

TUBE CAP DETAIL

TRAFFIC

NOTE:

PROVIDE 5 8"Ø OVAL SHOULDERED

BUTTONHEAD BOLTS WITH HEX

NUTS AT ALL SPLICE SLOTS.

AT SPLICES BETWEEN POSTS ELIMINATE

THIS SLOT OR PROVIDE BUTTONHEAD BOLT

2" 2"41 4" 41

4" REGULAR SLOT ~ 3 4" X 212"

EXPANSION SLOT ~ 3 4" X 33 4"

32" Ø X 11

8"SLOTS @ REGULAR SPLICES

32" Ø X 21

2"SLOTS @ EXPANSION SPLICES

AT REGULAR SPLICES

AT EXPANSION SPLICES

1'-01 2"

POST CONNECTIONRAIL SPLICE

℄ POST

8"℄ 11

16" Ø X 1" VERTICAL

SLOTTED HOLE IN POST FLANGE

℄ 11 16" Ø X 11

4" HORIZONTAL

SLOTS IN POST FLANGE

℄ 11

16" Ø HOLES IN TUBES

(DRILL OR PUNCH) IF

PUNCHED, PLACE THE FIRST

SURFACE PENETRATED NEXT

TO THE POST

SECTION B-B

SCALE: 11

2" = 1'-0"

23 4" 312" 312" 23 4"

BRIDGE APPROACH SECTION

(SEE STANDARD BRIDGE

W-BEAM APPROACH

GUARDRAIL)

NOTE:

RECTANGULAR PLATE WASHERS ARE TO CONFORM TO THE REQUIREMENTS

OF AASHTO M270 (ASTM A709) GRADE 36 STEEL PLATE.

REFLECTORIZED TYPE

III (HIGH INTENSITY)

SHEETING WHITE OR

YELLOW PER MUTCD

URETHANE HINGE

4" Ø (TYP)

TOP OF

STEEL POST

END OF DECK

NOTES:

GALVANIZING: GALVANIZE ALL BOLTS, NUTS, WASHERS AND PIPE SLEEVES IN

ACCORDANCE WITH AASHTO M 232. GALVANIZE METAL GUARDRAIL IN

ACCORDANCE WITH ASTM SPECIFICATION A 653 OR AASHTO M 111.

REFLECTORS: PLACE A REFLECTOR ON EACH END RAIL POST AND AT

APPROXIMATELY EQUAL SPACING (EVERY THIRD RAIL POST BUT NOT TO EXCEED 25

FEET) BETWEEN END RAIL POSTS. MOUNT REFLECTORS WITH REFLECTORIZED

FACE TOWARD ONCOMING TRAFFIC. SEE REFLECTOR DETAIL THIS SHEET. MOUNT

REFLECTOR TO W-BEAM POST WEB WITH AN APPROVED ADHESIVE. INCLUDE THE

COST OF THE REFLECTOR IN THE UNIT PRICE BID FOR BRIDGE RAILING.

ERECTION: SET THE RAIL PARALLEL TO THE ROADWAY GRADE. ADJUST RAIL TO

PROPER RAIL HEIGHT USING VERTICAL SLOTS IN RAIL POST OR RAIL POST SHIMS.

NO FIELD CUTTING OR WELDING IS PERMITTED ON STEEL UNLESS APPROVED BY

THE CO.

PAINTING: PAINT ALL POSTS, STRUCTURAL TUBING AND PLATES (EXCEPT AS

NOTED) IN ACCORDANCE WITH THE STANDARD SPECIFICATIONS. GALVANIZING THE

POSTS, STRUCTURAL TUBING AND PLATES IN ACCORDANCE WITH AASHTO M 111 IS

ALLOWED.

FABRICATION: FOR THE PURPOSE OF FABRICATION, THIS RAIL SYSTEM IS

CONSIDERED AN ANCILLARY ITEM. THE REQUIREMENTS OF SUBSECTION 1.3.6 OF

AASHTO/AWS D1.5 APPLY.

3"

4"

8"

2"

16"

(APPROX.

BASE METAL

THICKNESS)

1 116" X 1"

SLOTTED HOLE

C/L FIRST

APPROACH

RAIL POST

C/L END POST

FOR TUBE STEEL

BRIDGE RAIL

2"

4"

4"'

4"

2"

4"

16" GAP MAX.

REFLECTOR

BRIDGE RAIL REHAB ELEVATION

SCALE: 3/16" = 1'-0"

A

A

BRIDGE RAIL END DETAIL

SCALE: 1/4" = 1'-0"

TOP OF

CURB

SCALE: 14" = 1'-0"

6"

6" EMBEDMENT FOR EPOXY

ANCHORS (TYP)

NOTE:

INCLUDE ALL RESOURCES NECESSARY TO REPAIR AND/OR

REPLACE THE COMPONENTS SHOWN FOR THE BRIDGE RAIL IN

BID ITEM 55601 BRIDGE RAILING.

REGION TWO

3' -2

4"Ø EPOXY ANCHORS

BOTH SIDES OF WEB

(4 BOLTS PER POST)

BRIDGE RAIL REHABILITATION WORK

DESCRIPTION:

1. REMOVE EXISTING APPROACH GUARDRAIL AT ALL 4 CORNERS.

2. REMOVE EXISTING W-RAIL FROM BOTH UPSTREAM AND DOWNSTREAM

SIDES OF STRUCTURE.

3. REMOVE AND REPLACE THE DAMAGED END RAIL POST ON THE DS SIDE OF

BRIDGE NEAR ABUTMENT #1. VERIFY CONDITION OF ALL OTHER BRIDGE

RAIL POSTS AND COORDINATE WITH CO WHETHER ANY OTHER POSTS

REQUIRE REPLACEMENT. REPLACE ANY OTHER RAIL POSTS AS

INSTRUCTED BY THE CO.

4. INSTALL 4 NEW RAIL POSTS, (ONE NEW POST NEAR EACH CORNER OF THE

BRIDGE), LOCATED AND INSTALLED AS DETAILED ON THIS SHEET. PLACE

EPOXY ANCHORS AND THEN MATCH DRILL THE HOLES IN THE POST

FLANGES IN THE FIELD.

5. INSTALL NEW TUBE STEEL AND W-BEAM RAIL, ON BOTH SIDES OF BRIDGE,

ATTACHING TO THE EXISTING AND NEW POSTS AS DETAILED ON THIS

SHEET.

6. INSTALL NEW APPROACH GUARDRAIL AT ALL 4 CORNERS OF THE BRIDGE

AS SHOWN ON SHEETS A2-2, THROUGH A2-5.

7. PROVIDE INTEGRAL CONNECTION BETWEEN APPROACH GUARDRAIL AND

BRIDGE RAIL AT ALL 4 CORNERS OF BRIDGE.

4"

10"

EXTEND THE HSS

4"X3"X1/4" RAILS PAST

THE C/L OF THE FIRST

APPROACH RAIL POST

1'-63 4"

C/L LAST RAIL

POST ATTACHED

TO BRIDGE

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SPECIFICATIONS: MATERIALS AND CONSTRUCTION OF THIS STRUCTURE SHALL BE IN ACCORDANCE WITH THE CURRENT

ADOPTED USDA FOREST SERVICE STANDARD SPECIFICATIONS.

MATERIALS: STEEL SHAPES, PLATES AND BARS SHALL BE STRUCTURAL STEEL CONFORMING TO AASHTO M270, GRADE 36, EXCEPT STRUCTURAL TUBING SHALL CONFORM TO ASTM A500 GRADE B, OR ASTM A501. W-BEAM GUARDRAIL, POSTS, TUBING, PLATES, BARS AND ASSOCIATED HARDWARE SHALL MEET AASHTO M180, CLASS A, AND SHALL BE WEATHERING STEEL. W-BEAM TERMINAL PIECE SHALL BE CLASS B. ALL BOLTS, NUTS AND WASHERS, EXCEPT BUTTONHEAD BOLTS, SHALL CONFORM TO AASHTO M164 (ASTM A325 OR A449), TYPE 3. CABLE ASSEMBLY SHALL BE WEATHERING STEEL AND CONFORM TO AASHTO M30

(ASTM A741).

TIMBERS SHALL BE COAST REGION DOUGLAS-FIR NO. 2 GRADE OR BETTER CONFORMING TO THE CURRENT WWPA, OR WCLIB

GRADING RULES FOR WESTERN LUMBER. INLAND DOUGLAS-FIR LUMBER SHALL NOT BE USED.

CONCRETE FOR END ANCHORS SHALL HAVE A MINIMUM 28 DAY COMPRESSIVE STRENGTH OF 3000 PSI. WELDED WIRE FABRIC

SHALL CONFORM TO AASHTO M55 (ASTM A185).

FABRICATION: ALL LUMBER FABRICATION SHALL BE COMPLETED BEFORE TREATMENT. STRUCTURAL STEEL SHALL BE SHOP FABRICATED. WELDING SHALL CONFORM TO AWS STRUCTURAL WELDING CODE D1.1 AND SHALL BE BY A CERTIFIED WELDER. ALL STEEL SHALL BE FABRICATED BEFORE BEING GALVANIZED, EXCEPT MINOR SHOP CUTTING. DRILLING AND WELDING IS PERMITTED ON WEATHERING STEEL METAL, PROVIDED THESE AREAS ARE CLEANED AND REPAIRED WITH 2 COATS OF ZINC DUST-ZINC OXIDE PAINT MEETING FEDERAL SPECIFICATION TT-P-641 OR MILITARY SPECIFICATION MIL-P-21035. ALL RAIL SPLICES SHALL OCCUR AT POSTS.

SHOP BEND CURVED RAIL SECTIONS.

TREATMENT: AFTER FABRICATION, ALL TIMBER SHALL BE PRESSURE TREATED IN ACCORDANCE WITH AWPA C-2 (SOIL & FRESH WATER USE) USING COPPER NAPHTHENATE, KLEAR GARD-25, OR APPROVED EQUAL MEETING AWP P-8 WITH TYPE A SOLVENT MEETING AWP AWPA P-9, FOR POST, GUARDRAIL, AND SPACER BLOCKS USAGE. TREATMENT SHALL COMPLY WITH THE REQUIREMENTS OF THE CURRENT EDITION OF WWPA'S "BEST MANAGEMENT PRACTICES FOR THE USE OF TREATED WOOD IN AQUATIC ENVIRONMENTS" AND THE SUPPLIER SHALL FURNISH, UPON DELIVERY OF MATERIALS, A CERTIFICATE OF COMPLIANCE.

(PENTA TYPE A .50 PCF)

FIELD TREATMENT: COPPER NAPHTENATE (2% SOLUTION) SHALL BE FURNISHED FOR FIELD TREATING OF WOOD. ALL ABRASIONS AND FIELD CUTS, APPROVED BY THE C.O., SHALL BE CAREFULLY TRIMMED AND GIVEN THREE BRUSH COATS OF THE FIELD TREATMENT SOLUTION. HOLES DRILLED IN THE FIELD SHALL BE POURED FULL OF PRESERVATIVE AND PLUGGED WITH TIGHT FITTING, TREATED, HARDWOOD DOWELS. WHEN POSSIBLE DO NOT FIELD TREAT OVER LIVE STREAM. DO NOT SPILL PRESERVATIVE IN

STREAM.

ERECTION: NO FIELD CUTTING OR WELDING IS PERMITTED ON GALVANIZED METAL UNLESS APPROVED BY THE CONTRACTING OFFICER. ALL RAIL POSTS SHALL BE SET VERTICALLY AND THE RAILING ERECTED PARALLEL TO GRADE. THE CONTRACTOR SHALL FURNISH WEATHERING STEEL STEEL SHIM PLATES AS REQUIRED TO ALIGN RAILING. APPROACH GUARDRAIL POST HOLES SHALL BE A MINIMUM OF 18" IN DIAMETER, UNLESS DRIVEN. BOTTOM OF EXCAVATED HOLES SHALL BE THOROUGHLY COMPACTED AND BACKFILL SHALL BE THOROUGHLY TAMPED IN 4 INCH LAYERS. FILL ALL UNUSED HOLES IN W-BEAM WITH STANDARD BUTTONHEAD BOLTS AND NUTS. AFTER ERECTION IS COMPLETE, BURR THREADS OF ALL RODS AND BOLTS TO PREVENT BACKING OFF OF NUTS. ALL DAMAGED WEATHERING STEEL SURFACES SHALL BE REPAIRED WITH 2 COATS OF ZINC PAINT AS SPECIFIED IN THE FABRICATION NOTE ABOVE. THERE SHALL BE NO MORE THAN ONE RAIL SPLICE PER POST WHEN

DOUBLE-LAYER W-BEAM GUARDRAIL ELEMENTS ARE SPECIFIED.

POST LENGTH: ALL POSTS SHALL BE 7'-0" LONG TYP. U.N.O.

GENERAL NOTES:

REFLECTOR COLOR SHALL BE

CLEAR (WHITE) AT EACH SIDE

INSTALL REFLECTOR AT TRAFFIC

FACE OF BRIDGE RAIL POST.

(SEE NOTE BELOW)

C/L 3/16"Ø HOLE IN PLATE

FOR 10D COMMON NAIL

(GALVANIZED)

TOP OF POST

NOTE:

1. REFLECTORS MANUFACTURED BY ROADSIDE SAFETY DEVICES

IN GILFORD, MONTANA,OR BY CARSONITE WILL MEET THE

REQUIREMENTS DETAILED ABOVE. REFLECTORS MADE BY

OTHER MANUFACTURERS MAY BE SUBMITTED TO THE C.O. FOR

REVIEW.

GUARDRAIL REFLECTORS

1 1/2"

3 3/4"

3/4"

2"

4"

1'-1"

1"

3"

5/8"Ø x 2" BUTTON HOLE SPLICE BOLTS

DIRECTION OF TRAFFIC

(TYPICAL POST SPACING)

GUARDRAIL SPLICE DETAIL

(NOM.)

TYPICAL APPROACH GUARDRAIL CROSS SECTION

ADJUST DIMENSION AS REQUIRED

TO MATCH BRIDGE RAIL HEIGHT

2"

FINISHED GRADE

6" x 8" x 1'-2"

POST BLOCK

2'-6" (MAX.)

2'-3" (MIN.) *

1"±

TOENAIL 16D COMMON (GALV.)

OF BLOCK TO RESTRICT ROTATION.

NAILS AT TOP & BOTTOM

8"

SCALE: 1/2" = 1'-0"

OF TRAFFIC

LAP IN DIRECTION

& POST FOR 5/8"Ø

MALLEABLE IRON WASHER

BUTTONHEAD BOLTS

6" x 8" x 7'-0" POST

(MIN.)

1'-6" FILL SLOPE OF

EMBANKMENT

3/4"Ø HOLE IN BLOCK

REFLECTOR, SEE

DETAIL THIS SHEET

FINISHED GRADE

POST BLOCK

SCALE: 1/2" = 1'-0"

SPACE PER PLAN

2'-6" (MAX.)

REFLECTOR, SEE

DETAIL THIS SHEET

2'-3" (MIN.)

FILL ALL UNUSED HOLES IN W-BEAM (TYP.)

SCALE: 3/16" = 1'-0"

TYPICAL APPROACH RAIL PLAN

RUNOUT LENGTH

SINGLE LAYER OF W-BEAM GUARDRAIL

EDGE OF TRAVELED WAY

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6" x 8" x 7'-0" POSTS W/ 6" x 8" POST BLOCKS

27'-0"

6" x 8" POST SET IN STEEL TUBES

OR 24" Ø CONCRETE FOOTINGS

DOUBLE LAYER OF W-BEAM GUARDRAIL

12'-6"

END OF BRIDGE

W-BEAM METAL GUARDRAIL SECTIONS SHALL BE

PRECURVED FOR BENDS LESS THAN 150 FT. RADIUS.

APPROACH GUARDRAIL RAIL PER PLAN

2 SPA. @ 6'-3"

4 SPA. @ 3'-1 1/2" 3 SPA. @ 1'-6 3/4"

TRAFFIC FACE OF BLOCK

INSTALL REFLECTOR AT

BRIDGE RAIL PER PLAN

FLARE OFFSETS

SEE BRIDGE RAIL END

DETAIL ON SHEET A2-3

C/L LAST POST

MOUNTED TO

BRIDGE

4'-0"

MIN.

2'-9 1/2" 1'-9 1/2"

1'-0"

5 1/2" 1 1/2"

©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

Loading HL-93 Forest BIGHORN Grade -5.7% Super NA Skew 0° Clear Height 10.0' Length 60' Width 16'-0" Sec. 31 T. 49 N. R. 83 W.

Revised_____Date________ Revised_____Date________

DRAWING DATE: 02/15/2022

Revised_____Date________ Revised_____Date________

Sheet: A2-4

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, M.P. 4.21

STANDARD BRIDGE APPROACH DETAILS 1

OF 2

REGION TWO

W-BEAM GUARDRAIL

(MIN 12 GAUGE THICK)

OBJECT MARKER

TYPE 2

ATTACHED TO END

OF APPROACH RAIL

(TYP.)

6'-0"

1'-9 3/4"

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1/2" x 3" x 2 1/4" END

PLATE W/1 1/16"Ø HOLE

USE WITH STEEL ANCHOR

DETAIL B - BEARING PLATE

2 27/32"

TYPICAL SECTIONANCHOR BRACKET AND CABLE ASSEMBLY DETAILS

FINISH GRADE

CABLE ASSEMBLY

ALTERNATE END ANCHOR DETAIL (CONCRETE FOOTINGS)END ANCHOR DETAIL (STEEL PLATES)

CABLE TO BE SWAGE CONNECTED

NEED NOT BE GALVANIZED

SOIL PLATE DETAIL

1'-0"

2'-0"

SCALE: 1/2" = 1'-0"

2'-0"

6"

3/4"Ø (6 x 19) GALVANIZED

1 15/16"

(AASHTO M-30, TYPE II)

9"

1"

DIA.

9"

3/8"

NOTE: SOIL PLATE & STEEL TUBE

C/L

7"

3/8"

1 5/8"

1 1/4"

2-11/16"

5 1/4"

USE WITH CONCRETE ANCHOR

DETAIL A

4"

SCALE: 1/2" = 1'-0"

4"3"

5"

5/8" PL

C/L 3/4"Ø HOLES

8"

3/16" BENT PLATE

6"

CONNECTION FOR

3/4"Ø CABLE

STANDARD SWAGED

C/L

SCALE: 3/8" = 1'-0"

2"

6'-6"

4"

1'-4"

4"

HEX NUT & WASHER

3 SIDES

1/4

1 27/32"

35°

C/L

4" 2"

15/16" RADIUS

2" 1 1/2"

5/8"Ø BUTTONHEAD BOLTS WITH RECTANGULAR

BREAKAWAY POST, SEE DETAIL

TYP. EACH ANCHOR POST

5/8"Ø BOLTS (3 PLACES)

BOTTOM OF WOOD POST

WASHER UNDER RECESS NUT @ BACK OF POST

WASHER UNDER HEAD AND MALLEABLE IRON

STANDARD 24" BUFFER END, CLASS A

MICHIGAN END SHOE, CLASS B

2"Ø I.D. PIPE SLEEVE

STEEL TUBE

BEARING PLATE

SEE DETAIL B

SOIL PLATE

4"

1/4

1" NUT & WASHER

BRACKET

6'-3"TYPE II (TYP.)

OBJECT MARKER

1" NUT & WASHER

2"Ø I.D. PIPE SLEEVE

WRAP ANCHOR POST

WITH 1/2" STYROFOAM

FOOTING CONCRETE

WHERE IT CONTACTS

SEE DETAIL A

BEARING PLATE

2"CABLE ASSEMBLY

FINISH GRADE

1'-4" 1'-0"

DIAM. (TYP.)

2'-0"

4"

WELDED WIRE FABRIC

LAP ONE SQUARE

6X6-W2.9XW2.9

CONCRETE FOOTING

SEE DETAIL

BREAKAWAY POST

6'-3"

BRACKET

1'-4"

CABLE ASSEMBLY (SEE DETAIL THIS SHEET)

1 1/16"Ø

HOLE

SCALE: 1 1/2" = 1'-0"

8"

5"

NEUTRAL AXIS

SCALE: 1 1/2" = 1'-0"

END VIEW

8"

4"

1 1/8"

2 1/4"

SCALE: 3/8" = 1'-0"

3/8" RADIUS

3" 1 1/2"

C/L

WEATHERING STEEL W-BEAM

RECTANGULAR WASHER

1'-6" 3" CLR.

(TYP.)

3'-0" MIN.

2'-6" (MAX.)

2'-3" (MIN.)

1'-0"

SLOTTED HOLE

1"

1 1/2" 3"

7/8" 1 3/4"

3/16"

1 3/4"

4"

MICHIGAN END SHOE DETAIL

THESE HOLES NEED NOT BE FILLED WITH BOLTS

THE 4 INTERIOR SLOTTED HOLES ARE OPTIONAL

5/8"Ø HEX HEAD BOLT & NUT

W/CUT WASHER ON FRONT FACE

1'-1/4"

NOTE:

3 1/2" C/L

3 1/2"

2"

SCALE: 3/4" = 1'-0"

1"Ø HOLES C/L 29/32" X 3" SLOTS

4 1/4"

4" 4 1/4"

2'-6"

3"

3/4" x 2 1/2"

(NOT USED)

POST BOLT SLOT

3"

NEUTRAL AXIS

SCALE: 1/2" = 1'-0"

STEEL TUBE DETAIL

0.138 THICKNESS

WOOD BREAKAWAY POST

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1/2" x 3" x 2 1/4" END

PLATE W/1 1/16"Ø HOLE

USE WITH STEEL ANCHOR

DETAIL B - BEARING PLATE

2 27/32"

TYPICAL SECTIONANCHOR BRACKET AND CABLE ASSEMBLY DETAILS

FINISH GRADE

CABLE ASSEMBLY

ALTERNATE END ANCHOR DETAIL (CONCRETE FOOTINGS)END ANCHOR DETAIL (STEEL PLATES)

CABLE TO BE SWAGE CONNECTED

NEED NOT BE GALVANIZED

SOIL PLATE DETAIL

1'-0"

2'-0"

SCALE: 1/2" = 1'-0"

2'-0"

6"

3/4"Ø (6 x 19) GALVANIZED

1 15/16"

(AASHTO M-30, TYPE II)

9"

1"

DIA.

9"

3/8"

NOTE: SOIL PLATE & STEEL TUBE

C/L

7"

3/8"

1 5/8"

1 1/4"

2-11/16"

5 1/4"

USE WITH CONCRETE ANCHOR

DETAIL A

4"

SCALE: 1/2" = 1'-0"

4"3"

5"

5/8" PL

TO PREVENT ROTATION

C/L 3/4"Ø HOLES

GALVANIZED NAILS

TWO 8D COMMON

8"

3/16" BENT PLATE

6"

CONNECTION FOR

3/4"Ø CABLE

STANDARD SWAGED

C/L

SCALE: 3/8" = 1'-0"

2"

6'-6"

4"

1'-4"

4"

HEX NUT & WASHER

3 SIDES

1/4

1 27/32"

35°

C/L

4" 2"

15/16" RADIUS

2" 1 1/2"

5/8"Ø BUTTONHEAD BOLTS WITH RECTANGULAR

BREAKAWAY POST, SEE DETAIL

TYP. EACH ANCHOR POST

5/8"Ø BOLTS (3 PLACES)

BOTTOM OF WOOD POST

WASHER UNDER RECESS NUT @ BACK OF POST

WASHER UNDER HEAD AND MALLEABLE IRON

STANDARD 24" BUFFER END, CLASS A

MICHIGAN END SHOE, CLASS B

2"Ø I.D. PIPE SLEEVE

STEEL TUBE

BEARING PLATE

SEE DETAIL B

SOIL PLATE

4"

1/4

1" NUT & WASHER

BRACKET

6'-3"TYPE II (TYP.)

OBJECT MARKER

1" NUT & WASHER

2"Ø I.D. PIPE SLEEVE

WRAP ANCHOR POST

WITH 1/2" STYROFOAM

FOOTING CONCRETE

WHERE IT CONTACTS

SEE DETAIL A

BEARING PLATE

2"CABLE ASSEMBLY

FINISH GRADE

1'-4" 1'-0"

DIAM. (TYP.)

2'-0"

4"

WELDED WIRE FABRIC

LAP ONE SQUARE

6X6-W2.9XW2.9

CONCRETE FOOTING

SEE DETAIL

BREAKAWAY POST

6'-3"

BRACKET

1'-4"

CABLE ASSEMBLY (SEE DETAIL THIS SHEET)

1 1/16"Ø

HOLE

SCALE: 1 1/2" = 1'-0"

8"

5"

NEUTRAL AXIS

SCALE: 1 1/2" = 1'-0"

END VIEW

8"

4"

1 1/8"

2 1/4"

SCALE: 3/8" = 1'-0"

3/8" RADIUS

3" 1 1/2"

C/L

WEATHERING STEEL W-BEAM

RECTANGULAR WASHER

1'-6" 3" CLR.

(TYP.)

3'-0" MIN.

2'-6" (MAX.)

2'-3" (MIN.)

1'-0"

SLOTTED HOLE

1"

1 1/2" 3"

7/8" 1 3/4"

3/16"

1 3/4"

4"

MICHIGAN END SHOE DETAIL

THESE HOLES NEED NOT BE FILLED WITH BOLTS

THE 4 INTERIOR SLOTTED HOLES ARE OPTIONAL

5/8"Ø HEX HEAD BOLT & NUT

W/CUT WASHER ON FRONT FACE

1'-1/4"

NOTE:

3 1/2" C/L

3 1/2"

2"

SCALE: 3/4" = 1'-0"

1"Ø HOLES C/L 29/32" X 3" SLOTS

4 1/4"

4" 4 1/4"

2'-6"

3"

3/4" x 2 1/2"

(NOT USED)

POST BOLT SLOT

3"

NEUTRAL AXIS

SCALE: 1/2" = 1'-0"

STEEL TUBE DETAIL

0.138 THICKNESS

SCALE: 1/2" = 1'-0"

2'-6" (MAX.)

2'-3" (MIN.)

11/16"

SCALE: 1 1/2" = 1'-0"SCALE: 1 1/2" = 1'-0"

WELDED

CONNECTION

OPTIONAL FOR SOIL

PLATE AND STEEL

TUBE CONNECTION

SCALE: 3" = 1'-0"

C/L 3/4"Ø HOLES

C/L C/L

3"

1'-4" 3"

1"

8"

7 1/2"

6"

5 1/2"

5'-6 1/2"

(CONCRETE

ANCHOR)

2"

1'-8" 3'-8 1/2"

(STEEL

ANCHOR)

7"

5'-0"

HSS 8X6X.1875

ASTM GRADE B

OR A501

6 x 8 (S4S)

TIMBER POSTS.

TRIM TO FIT

STEEL TUBE AS

REQ'D

6 x 8 (S4S) TIMBER

POSTS. TRIM TO FIT

STEEL TUBE AS REQ'D

℄ 2 3/8" Ø HOLE

WITH 2" I.D. STD.

GALV. SLEEVE

(2 3/8" Ø O.D.)

ONE POST ONLY

2"

END

ANCHOR

POST

2"Ø I.D. PIPE

SLEEVE

CABLE

ASSEMBLY

GROUND

LINE

C/L 1 1/16"Ø

HOLE IN

STEEL PL

5/8" BEARING PLC/L 3/4"Ø

HOLES

1/4" PL (NEED

NOT BE GALV.)

1" NUT &

WASHER

3/16" THICK x 1" x

0'-8" BAR. TACK

WELD TO 5/8" PL

RECTANGULAR WASHER TO

BE USED UNDER HEAD OF

BOLT AT END POST ONLY

FASTEN BRACKET W/(8)

5/8"Ø BOLTS USE CUT

WASHERS ON FRONT SIDE

©COPYRIGHT

MORRISON-MAIERLE, INC.

engineers surveyors planners scientists

MorrisonMaierle 1055 Mount Avenue Missoula, MT 59801 Phone: 406.542.8880 Fax: 406.542.4801

Loading HL-93 Forest BIGHORN Grade -5.7% Super NA Skew 0° Clear Height 10.0' Length 60' Width 16'-0" Sec. 31 T. 49 N. R. 83 W.

Revised_____Date________ Revised_____Date________

DRAWING DATE: 02/15/2022

Revised_____Date________ Revised_____Date________

Sheet: A2-5

CRAZY WOMAN CREEK CORRIDOR UPGRADES

NFSR 33, M.P. 4.21

STANDARD BRIDGE APPROACH DETAILS 2

OF 2

REGION TWO

AutoCAD SHX Text

(NEED NOT BE GALVANIZED)