W/2 W/2

EXPANSION BRG. FIXED BRG.

DETAILS DETAILS

L/2

L/2

L/2

L/2

90°

BRG. STIFFENER

STEEL BEAMSOLE �

PLAIN OR LAMINATED

ELASTOMERIC PAD

L BEARING

L SLOTTED HOLE

PLAN VIEW

D

L/2 L/2

MIN.

TP

T

TOP OF PEDESTAL

L EXPANSION BEARING & SWEDGE ANCHOR BOLT

HEX. JAM NUT, HEX. NUT

STEEL BEAM

L BRG. STIFFENER

ELEVATION - EXPANSION BEARING

END OF STEEL BEAM

A

END OF

*

A

*

*SOLE L

LAMINATED ELASTOMERIC PAD

L OR W TYPICAL INTERIOR

ELASTOMERIC LAYER.

W

SOLE �

PLAIN OR LAMINATED

ELASTOMERIC PAD

L STEEL BEAM

TP

T

TOP OF PEDESTAL

PLAIN OR LAMINATED

ELASTOMERIC PADL/2 L/2

ELEVATION - FIXED BEARING

FACE OF ABUTMENT OR PIER

BEARING SECTION A-A

TOTAL

THICKNESS,T

REFERENCE DRAWINGS

L OR W

T

PLAIN PAD

*

END OF

STEEL BEAM

EMBEDMENT

LENGTH (TYP)

SOLE � *

ALL SIDES

STEEL LAMINATE

PEEN BOLT THREADS AT FACE OF NUTS.

C

MI

N.

C

C

C

P

C

C

C

SHEET 1 OF 4

BC-755M

COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION

SYMM. ABOUT

CL BEARING

BC-753M STEEL GIRDER DETAILS

SYMM. ABOUT BEAM L

ELASTOMERIC BEARING PADS NOTES:

ELASTOMERIC PAD

PLAIN OR LAMINATED

OR PIER

FACE OF ABUTMENT

MIN.

DRAW NUT FINGER TIGHT AND BACK OFF ‚ TURN AND

MIN.

STIFFENER

MIN. MIN.

GENERAL NOTES:

A ASEE TABLE A

1"

1„"

1‚"

1…"

1•"

1ƒ"

2"

1•"

2„"

2‚"

2•"

2†"

3"

3Š"

SEE TABLE A A A SEE TABLE A

BC-788M TYPICAL WATERPROOFING AND

EXPANSION DETAILS

STANDARD

BEARINGS

ELASTOMERIC BEARING PADS

FOR STEEL BEAM BRIDGES

AND GENERAL

L FIXED BEARING & SWEDGE ANCHOR BOLT

PROVIDE SOLE PLATE IN ACCORDANCE WITH DESIGN MANUAL PART 4, SECTION D14.7.6.3.8P

1.

2.

3.

4.

5.

6.

+

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

7.

SEE TABLE A

DIM. A,

STEEL ANCHOR BOLT AS DESIGNED,

*

*

L OR W TYPICAL INTERIOR

ELASTOMERIC LAYER.

TOTAL

THICKNESS,T

ALL SIDES

STEEL LAMINATE

*

LAMINATED ELASTOMERIC PAD

WITH HOLE

CHIEF BRIDGE ENGINEER

PROVIDE MINIMUM LOW-TEMPERATURE NEOPRENE GRADE 3.

VULCANIZE PATCH PIN GROOVES.

PROVIDE NEOPRENE 50 5 DUROMETER.

ON THE DESIGN DRAWINGS.

HOLES ARE NOT PERMITTED IN ELASTOMERIC BEARINGS UNLESS INDICATED

DESIGN DRAWINGS.

TO SIZE AFTER FABRICATION IS PROHIBITED UNLESS INDICATED ON THE

ALL BEARING PADS ARE TO BE MOLDED TO DESIGN DIMENSIONS. CUTTING

(PUB.408) SECTION 1113.

PENNSYLVANIA DEPARTMENT OF TRANSPORTATION PLANS AND SPECIFICATIONS

MANUFACTURE ALL BEARINGS IN ACCORDANCE WITH THE COMMONWEALTH OF

THIS STANDARD DRAWING DO NOT REQUIRE SHOP DRAWINGS.

ELASTOMERIC BEARINGS DESIGNED AND MANUFACTURED IN ACCORDANCE WITH

RECOMMENDED RECOMMENDED

PROVIDE FLATNESS TOLERANCE IN ACCORDANCE WITH PUB.408, SECTION 1105.03(q).

BUREAU OF PROJECT DELIVERY

ACTING DIR, BUR. OF PROJECT DELIVERY

4•

"

D+†"

D+†"

1" (TYP.)

3•" 3•"

…"& PLATE WASHER

„"

CL

R.

MIN.

MIN.

MIN. MIN.

Š"1"

2"

1"

3"

1"

SEE GENERAL NOTE 4

PT = SOLE PLATE THICKNESS AT � BEARING 1" MIN.

SEE GENERAL NOTE 4

AND DIAPHRAGM

TOP OF ANCHOR BOLT

3" MIN. BETWEEN

1•"1•"

HEX.NUT, JAM NUT & …" � WASHER (TYP.)

SEE GENERAL NOTE 4

MI

N.

1"

MIN.1"

MIN.1" MIN.1"

CLEARANCE

ANCHOR BOLT

TABLE A

INCHES

VARY …" TO †"

MIN. „" CLEARANCE

2" MIN.

8" MAX.

AND BLC STANDARDS.

USED FOR REHABILITATIONS

A LESSER THICKNESS MAY BE

ƒ"

MI

N.

1‚

"

MA

X.

MIN. „" CLEARANCE

2•" DIA. HOLE

8" MAX.

2" MIN.

VARY …" †"TO

11 GAGE BONDED

11 GAGE BONDED

‚" COVER (TYP.)

‚" COVER (TYP.)

FOR LEGEND, SEE SHEET 2.

INTRUSION DURING PICKLING.

PROVIDE AN ALL AROUND Š" FILLET WELD TO SEAL JOINT AND PREVENT ACID

WHERE SOLE PLATES ARE WELDED TO BEAMS THAT ARE SUBSEQUENTLY GALVANIZED,

BEARINGS MAY BE DESIGNED AND DETAILED.

FOR SKEW LESS THAN 45° AND LARGER SIZE BEARINGS, CIRCULAR

(c) BEARING PAD SIZES (LENGTH, WIDTH, THICKNESS, AND SHIMS)

(b) ANCHOR BOLT SIZES (DIAMETER, EMBEDMENT LENGTH AND PROJECTION)

(a) SOLE PLATE DIMENSIONS, ORIENTATION AND CONNECTION TO BEAM

OBTAIN THE FOLLOWING INFORMATION FROM THE DESIGN DRAWINGS:

BEARING PAD, MASONRY PLATE, OR NEOPRENE SPONGE.

DO NOT APPLY PROTECTIVE COATINGS TO THE BEARING SURFACES WITHIN 2" OF THE

PREPARE BEARING AREAS IN ACCORDANCE WITH PUB. 408, SECTION 1001.3 (k)9.

COATS IN FABRICATION SHOP.

PAINT ALL STEEL SURFACES IN ACCORDANCE WITH PUB. 408, SECTION 1060. APPLY ALL

MARK THICKER END OF BEVELED SOLE PLATES TO IDENTIFY THICKER END IN THE FIELD.

WATER AND DRY HOLE BEFORE FILLING WITH NON-SHRINK GROUT.

DRILLING OF ANCHOR BOLT HOLES IS PERMITTED AT ABUTMENTS ONLY. RINSE CLEAN WITH

EXTREMES OF MOVEMENT OF THE BEARINGS. WASHERS MAY BE CLIPPED IF REQUIRED.

PROVIDE PLATE WASHERS OF SUFFICIENT SIZE TO COVER THE ROUND HOLE OR SLOT FOR

WELD IS REQUIRED BY DESIGN.

PROVIDE MINIMUM SIZE WELD IN ACCORDANCE WITH AASHTO/AWS CODE UNLESS LARGER

(ASTM A709, GRADE 36 ) UNLESS OTHERWISE NOTED.

PROVIDE STRUCTURAL STEEL CONFORMING TO AASHTO M270, GRADE 36

OF ANCHOR BOLTS. SET IN THE MASONRY AS SHOWN ON THE DESIGN DRAWINGS.

PROVIDE MECHANICALLY GALVANIZED OR HOT DIPPED GALVANIZED SWEDGE OR APPROVED TYPE

PUBLICATION 408, AASHTO/AWS BRIDGE WELDING CODE AND CONTRACT SPECIAL PROVISIONS.

PROVIDE MATERIALS AND WORKMANSHIP IN ACCORDANCE WITH SPECIFICATIONS,

13.

Š"

Š"

Š"

DIA.

BOLT

A

DIM.

WELD TAIL NOTES:

FOR BEAMS THAT ARE PAINTED SUBSEQUENT TO WELDING CALL OUT ‚" HOLD BACK .

CALL OUT "SEAL". SEE GENERAL NOTE 12.

FOR BEAMS THAT ARE HOT DIP GALVANIZED SUBSEQUENT TO WELDING,

" "

SEE 'WELD TAIL NOTE'

SEE 'WELD TAIL NOTES'

NOV. 26, 2013 NOV. 26, 2013

ALTERNATE ANCHOR DETAIL

E

E

LEGEND

= APPLIES TO ADJACENT BOX BEAMS ONLY.

*

**

PROVIDE FLATNESS TOLERANCE IN ACCORDANCE

(TYP.)

P = SOLE PLATE LENGTH

B = BEAM FLANGE WIDTH

T = BEARING PAD THICKNESS

W = BEARING PAD WIDTH

L = BEARING PAD LENGTH

L BEARINGC

LC

= SPACED AS REQURIED TO MISS STRAND PATTERN

P/2 P/2

P

B

B/2 B/2

MIN. MIN.

TYP.

B/2 B/2

B

EXPANSION END FIXED END

PLAIN OR LAMINATED

ELASTOMERIC PAD

P/2 P/2

PLAN VIEW

TP

LAI

N

OR

LA

MI

NA

TE

D

L BEAMC

C

VIEW E-E

EL

AS

TO

ME

RI

C

PA

D

L BEARING

� BEARING & ANCHOR BOLTS

L

W/2 W/2

L/2 L/2

L

SOLE PLATE DETAIL

( I-BEAM OR BOX BEAM )

� BEARING

� BEAM

W

BEAM

END OF

*

D

ELASTOMERIC PAD

PLAIN OR LAMINATED

TAP SCREW (TYP.)

COUNTERSUNK**

P/2 P/2

P

B

B/2 B/2

MIN. MIN.TYP.

(TYP.)

B/2 B/2

B

PLAIN OR LAMINATED

ELASTOMERIC PAD

PLAN VIEW

(BOTTOM FLANGE)

L BEAMC

L

W/2 W/2

� BEAM

W

*

BEAM END

CC

ELASTOMERIC PAD

PLAIN OR LAMINATED

TAP SCREW (TYP.)

COUNTERSUNK **

MIN.

OR PIER

ABUTMENT

FACE OF

EXPANSION END

SLOTTED HOLE FOR

FIXED END,

ROUND HOLE FOR

(TYP.)

TP

LAI

N

OR

LA

MI

NA

TE

D

EL

AS

TO

ME

RI

C

PA

D

L/2 L/2

L

SOLE PLATE DETAIL

( I-BEAM OR BOX BEAM )

BEAM

END OF

MIN.

OR PIER

ABUTMENT

FACE OF

� BEARING

PL

AT

EOPTION I OPTION II

**

**

A A

STEEL SOLE PLATE

GALVANIZED

D

D

SECTION C-C

SECTION D-D

SECTION A-A

SECTION B-B

B

B

BEAM

STANDARD

BEARINGS

ELASTOMERIC BEARING PADS

SHEET 2 OF 4

BC-755M

COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION

BEAM

PT = SOLE PLATE THICKNESS

FOR P/S CONCRETE BRIDGES

(T

YP.)

SO

LE

PL

AT

E

SOLE PLATE

GALV. STEELSOLE PLATE

GALV. STEEL

~

SOLE PLATE.

EDGE DISTANCE TO CONNECT THE BEVELED

MIN.

SHT.1

SEE TABLE A

A A

MIN.

PREMIUM JOINT MATERIAL

DAPPING CRITERIA.

DAPPED ACCORDING TO

PLATES, P/S BEAMS MAY BE

NOTE: IN LIEU OF BEVELED SOLE

(TYP.)(TYP.)

***

***

***

PREMIUM JOINT MATERIAL

DESIGN MANUAL PART 4, D14.7.6.3.8P

PROVIDE SOLE PLATE IN ACCORDANCE WITH

WITH PUB.408, SECTION 1105.03(q).

CHIEF BRIDGE ENGINEER

RECOMMENDED RECOMMENDED

BUREAU OF PROJECT DELIVERY

ACTING DIR, BUR. OF PROJECT DELIVERY

(SEE ALTERNATE ANCHOR DETAIL)

OR ƒ"| STUDS 7" LONG

PROVIDE 4 - ƒ" | BAR ANCHORS

1"

2•"

3"

2•"

(SEE ALTERNATE ANCHOR DETAIL)

OR ƒ"| STUDS 7" LONG

PROVIDE 4 - ƒ" | BAR ANCHORS

1"

3"1"

1"

GA

LV.

ƒ"| STUD 2"

MI

N.

STEEL PLATE

1" GALVANIZED

4" MIN.

7"

1"

PL

AT

E

USE ƒ"| STAINLESS STEEL COUNTERSUNK

TAP SCREWS FOR AN ULTIMATE STRENGTH OF

100 KSI ON 8" CENTERS AND A 2" MIN.

BE ELIMINATED.

FOR VERY LARGE PADS, THIS 1" MAY

EMBEDDED IN BEAM

STEEL PLATE

1" GALV.

D+†"|

D+†"

MI

N.

4•

"1"

1"

2•

"2•

"

BOLT

� ANCHOR

(BOTTOM FLANGE)

BEAM END

BOLT

� ANCHOR

„" CLR.

STEEL PLATE

1" GALVANIZED

3" 3"

4 - ƒ"| BAR ANCHORS

7"

4 - ƒ"| BAR ANCHORS

3" 3"

STEEL PLATE

1" GALVANIZED

7"

EMBEDDED IN BEAM

STEEL PLATE

1" GALV.

1" MIN.

1"1"

1"

1"

1" 1"

PL

AT

E

1"

GA

LV.

SOLE PLATE

GALVANIZED STEEL

SO

LE

PL

AT

E

PT

1" MIN.

PT

1" MIN.GA

LV

ANI

ZE

D

GA

LV

ANI

ZE

D

THREADS AT FACE OF NUTS.

BACK OFF ‚ TURN & PEEN BOLT

DRAW NUT FINGER TIGHT AND

BEVELED PLATE WASHER (TYP.)

HEX. NUT, JAM NUT & …" MIN.

(UNLESS OTHERWISE NOTED),

USE 1‚"| STEEL ANCHOR BOLT

NOV. 26, 2013 NOV. 26, 2013

WHICH = TOTAL LONGITUDINAL MOVEMENT

�

�

T1

T2

T2

T2

T1

T1

ANCHOR BOLTS

F/2 F/2

F/2 F/2

F/2 F/2

(IF ANY)

SYMMETRICAL ABOUT OF BRGS.

SYMMETRICAL ABOUT OF BRGS.

L/2 L/2

L/2 L/2

L/2 L/2

�

�

�

HEX.NUT & WASHER. NUT TO

BE DRAWN UP FINGER TIGHT,

THEN BACKED OFF ‚ TURN,

AND THREADS OF BOLT BURRED

OFF AT FACE OF NUT (TYP.).

EXP.

FIX.

FIXED BEARINGS IF & EXPANSION BEARINGS IE

(EXPANSION BEARING SHOWN)

HEX.JAM NUT, HEX.

NUT & WASHER

FIXED BEARINGS IF &

S L T1 T2

�

SELF LUBRICATING

SURFACES

EDGES GROUND TO

b

ACCORDANCE WITH DIMENSIONS AND RADII GIVEN IN THIS

APPLIES TO FLAT SURFACES OR CIRCULAR SURFACES IN

1. THICKNESS SHOWN IS AT � BEARINGS.

STANDARD DRAWING.

5. DO NOT USE THESE BEARINGS FOR SKEW LESS THAN 75°.

SEE SHEET 4 FOR APPROPRIATE BEARINGS FOR SKEW

STANDARD

BEARINGS

METAL BEARINGS

FOR STEEL BEAM BRIDGES

SHEET 3 OF 4

BC-755M

COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION

MIN. MIN.

MIN. MIN.

FIXED BEARINGS IIF

EXPANSION BEARINGS IIIE

SYMMETRICAL ABOUT � OF BRGS.

� ANCHOR BOLTS

EXPANSION BEARINGS IE

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

S L T1 T2

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

b L T1 T2

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

FIXED BEARINGS IIF

3. THE DESIGNER IS REQUIRED TO COMPLETE THE APPROPRIATE

BEARING DATA TABLE/TABLES BASED ON THE DESIGN CALCULATIONS.

USE THE FOLLOWING INFORMATION AS A GUIDE

4. USE SERVICE LOADS (UNFACTORED) IN THE TABLES.

BOLTS

HOLES IN SOLE PLATE

HOLES IN MASONRY PLATE

HOLES IN MASONRY PLATE: HOLES IN SOLE PLATE & BEARING PLATE:

MINIMUM = DIA. OF HOLE IN MASONRY PLATE +

COVER PLATE

BRONZE BEARING PLATE DETAIL

MIN.MIN.

EXPANSION BEARINGS IIIE

METAL BEARING NOTES - FOR SKEWS 75°

LESS THAN 75°.

MIN. MIN.

MIN.MIN.

DIMENSIONS

DIMENSIONS

DIMENSIONS

2. FACING OF BEARING SURFACES SPECIFIED IN PUB. 408IN MASONRY PLATE

AND SOLE PLATE

IN MASONRY PLATE

SOLE PLATE

SLOTTED HOLE IN

LEVEL

S

TO GRADE OVER 1%

EDGE GROUND

BEVEL SOLE PLATE

LEVEL

S

OVER 3%

GRADE

PLATE TO

BEVEL SOLE

LEVEL

S

(SEE DETAIL)

GRADE OVER 1%

ROUND HOLES IN

IN SOLE PLATE

SLOTTED HOLES

MASONRY PLATE

AND BEARING PLATE

PLATE TO

BEVEL SOLE

PLATE

BRONZE BRG.

WHEN DESIGNING EXPANSION BEARINGS IIIE:

CONFORMING TO THE REQUIREMENTS OF PUB.408, SECTION 1113.03(h).

CHIEF BRIDGE ENGINEER

RECOMMENDED RECOMMENDED

BUREAU OF PROJECT DELIVERY

ACTING DIR, BUR. OF PROJECT DELIVERY

6. PROVIDE „" THICK TYPE II BEDDING MATERIAL FOR BRIDGE SHOES.

WEIGHT

MINIMUM L = F + 8" FOR BEARINGS IF OR IE

MINIMUM L = F + 8"

WEIGHT

WEIGHT

DESIGN IS REQUIRED.

FOR LARGER MOVEMENT, SPECIAL

LONGITUDINAL MOVEMENT OF 3".

DESIGN BEARINGS TO PROVIDE FOR A TOTAL

1" MIN.

TO ‚"+ RADIUS

1•" | HOLES

1•" | HOLES

2"x3"

SHEET 1

NOTE 4 ON

SEE GENERAL

FOR SPANS UP TO 50 FT.

4" 4"

2" 2"

„" CLR.

� 1"| ANCHOR

1•"

R=18"

‚" + RADIUS

R=12"

SHEET 1

NOTE 4 ON

SEE GENERAL

1†"| HOLES FOR 1"| ANCHOR BOLTS

1‡"| HOLES FOR 1‚"| ANCHOR BOLTS

2„"| HOLES FOR 1•"| ANCHOR BOLTS

1•"| HOLES FOR 1"| ANCHOR BOLTS

1ƒ"| HOLES FOR 1‚"| ANCHOR BOLTS

2"| HOLES FOR 1•"| ANCHOR BOLTS

4" 4"

2" 2"

SHEET 1

NOTE 4 ON

SEE GENERAL

1•" MIN. 1•" MIN.

2"| x 5"

2‚"| x 5‚"

2•"| x 5•"

SLOTTED HOLE FOR 1"| ANCHOR BOLTS

SLOTTED HOLE FOR 1‚"| ANCHOR BOLTS

SLOTTED HOLE FOR 1•"| ANCHOR BOLTS

4•" 4•"

2‚"2‚"

„" CLR.

MINIMUM b = ( + ) BUT NOT LESS THAN ( + 3")

MINIMUM L = F + 9"

MINIMUM S = b + 1•"

MINIMUM = (b + ) BUT NOT LESS THAN (b + 2") IN

2‚"| HOLES FOR 1‚"| ANCHOR BOLTS

2•"| HOLES FOR 1•"| ANCHOR BOLTS

2"| HOLES FOR 1"| ANCHOR BOLTS

Š"

Š"

Š"

Š"

Š"

Š"ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

HEX.JAM NUT,

HEX NUT & WASHER

NOV. 26, 2013 NOV. 26, 2013

SELF LUBRICATINGSURFACES

b

LEVEL

F/2 F/2

F/2 F/2

F/2 F/2

S

�

GRADE OVER 1%

GRADE OVER 1%

S

BOLTS

TT1

T2

LEVEL

SPHERICAL BRONZE

(SEE DETAIL B)

(SEE DETAIL C)

(SEE DETAIL D)

S

BOLTS

TT1

T2

LEVEL

(SEE DETAIL C)

�

L

B

0 MIN. 0 MIN.

SYMMETRICAL ABOUT OF BEAM

HEX.NUT &

CLIPPED WASHER

L

B

MIN. MIN.

3 SIDES

MIN.

BOLTS

3 SIDES,WELD

SIZE AS REQ'D.

SEE DETAIL E

TT1

T2

(SEE DETAIL D)

0 MIN. 0 MIN.

B

L

SEE DETAIL E

(SEE DETAIL C)

HEX.NUT & WASHER

B

S

T1

SOLE PL

GRADE OVER 1%

D

SPHERICAL BRONZE

DETAIL A DETAIL B DETAIL D

T

SELF LUBRICATING

SURFACES

T

EDGE GROUND TO

EDGE GROUND TO

� BEAM

L

L/2 L/2

DETAIL C

AS REQ'D.

DETAIL E

HEX.NUT &

WASHER

t

= TOTAL LONGITUDINAL MOVEMENT

= NOT LESS THAN

= TOTAL TRANSVERSE MOVEMENT

SPECIFY TYPE OF STEEL ON THE DESIGN DRAWINGS.

L

1. THICKNESS SHOWN IS AT C BEARING.

2. FACING OF BEARING SURFACES SPECIFIED IN PUB.

SURFACES IN ACCORDANCE WITH DIMENSIONS

AND RADII GIVEN IN THIS STANDARD DRAWING.

5. USE THESE BEARINGS FOR SKEW LESS THAN OR

EQUAL TO 75° AND CURVED STEEL BRIDGES.

STANDARD

BEARINGS

METAL BEARINGS

FOR SKEW 75°

OR CURVED STEEL BEAM BRIDGES

SHEET 4 OF 4

BC-755M

COMMONWEALTH OF PENNSYLVANIADEPARTMENT OF TRANSPORTATION

� ANCHOR

SYMMETRICAL ABOUT � OF BEAM

� ANCHOR BOLTS

EXPANSION BEARINGS IIIES

� ANCHOR

0 MIN. 0 MIN.

MIN.

� ANCHOR BOLTS

EXPANSION BEARINGS IIIEL

� ANCHOR

EXPANSION BEARINGS IIIET

SYMMETRICAL ABOUT � OF BEAM

� ANCHOR BOLTS

� BEAM

D B T1 T2

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

EXPANSION BEARINGS IIIES

S L T

b T1 T2

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

EXPANSION BEARINGS IIIEL

B L TS

b T1 T2

DEAD

LOAD

LIVE

LOAD LOAD

TOTAL

MARK

EXPANSION BEARINGS IIIET

B L TS

DESIGN BEARINGS TO PROVIDE FOR A TOTAL TRANSVERSE

3. THE DESIGNER IS REQUIRED TO COMPLETE THE

APPROPRIATE BEARING DATA TABLE/TABLES BASED

ON THE DESIGN CALCULATIONS.

DESIGN BEARINGS TO PROVIDE FOR A TOTAL LONGITUDINAL

MAXIMUM RESTRAINED FORCE = COEFFICIENT OF FRICTION

7. USE THE FOLLOWING AS A GUIDE:

TABLES.

BEVEL SOLE PLATE TO

BEARING PLATE

MASONRY PLATE

BRONZE BEARING PLATE

MASONRY PLATE

MASONRY PLATE

TO GRADE OVER 1%

BEVEL SOLE PLATE

BRONZE BRG. PLATE

BEVEL SOLE PLATE TO

(SEE DETAIL A)

SOLE PLATEBEVEL SOLE PLATE TO

BEARING PLATE

MASONRY PLATE

KEEPER ANGLE.

KX DEAD LOAD REACTION + F , FORCE RESISTED BY

~

K

MIN. MIN.

OR CURVED STEEL BEAM BRIDGES

METAL BEARING NOTES - FOR SKEW 75°

MIN. MIN.MIN. MIN.

(KEEPER NOT SHOWN )

MIN. MIN.

MIN. MIN. MIN. MIN.

MIN.

MIN. FOR IIIES & IIIET BEARINGS

DIMENSIONS

DIMENSIONS

DIMENSIONS

KEEPER PLATE

L

S

B =F =F=F BUT. S

OF

VALUES

MINIMUM

III ES III EL III ET

=D+ + MIN. =b+ + MIN.

=B+ t+ =B+ t+

=b+=b+=D+

TYPES OF BEARINGS (in )

•"

8"

2"

•"

11"

1•"

2"

9"

1•"

=b+ MIN.

=B+ MIN.

408 APPLIES TO FLAT SURFACES OR CIRCULAR

CONFORMING TO THE REQUIREMENTS OF PUB.408,

SECTION 1113.03 (h).

CHIEF BRIDGE ENGINEER

RECOMMENDED RECOMMENDED

BUREAU OF PROJECT DELIVERY

ACTING DIR, BUR. OF PROJECT DELIVERY

4. USE SERVICE LOADS (UNFACTORED) IN THE

6. PROVIDE „" THICK TYPE II BEDDING MATERIAL

WEIGHT

MOVEMENT OF 3" AND A TOTAL TRANSVERSE MOVEMENT

OF 1•".

WEIGHT

DESIGN BEARINGS TO PROVIDE FOR A TOTAL LONGITUDINAL

MOVEMENT OF 3" AND ARE RESTRAINED TRANSVERSLY.

WEIGHT

MOVEMENT OF 2" AND ARE RESTRAINED LONGITUDINALLY.

2‚" 2‚"2‚" 2‚"

SHEET 1

NOTE 4 ON

SEE GENERAL

SHEET 1

NOTE 4 ON

SEE GENERAL2‚" 2‚"

5•" 5•"

2ƒ" ˆ" ˆ" 2ƒ"

LENGTH = -1"

2•" 2•"

‚"

ˆ"ˆ"

2‚" 2‚"

SHEET 1

NOTE 4 ON

SEE GENERAL2‚" 2‚"

ˆ" ˆ"

•"

1" 1"

•"•"

(SPHERICAL)

R=18"

(SPHERICAL)

R=18"

(SPHERICAL)

R=18"

‚" + RADIUS

D+1"

2‚"| HOLES FOR 1‚"| ANCHOR BOLTS

2•"| HOLES FOR 1•"| ANCHOR BOLTS

2"| HOLES FOR 1"| ANCHOR BOLTS

2‚"

2•"

2‚"

MIN.& VARIES FOR IIIEL BEARINGS

‚"+ RAD. R=18"

5"

1"

1"

KEEPER L 5" x 3" x •"

KEEPER BAR ƒ" x •"

Š"

Š"

Š"

Š"

ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

Š"

Š" ON SHEET 1

SEE GENERAL NOTE 12

‚" HOLD-BACK,

LOAD REACTION + F , FORCE RESISTED BY KEEPER BAR.

MAXIMUM RESTRAINED FORCE = COEFFICIENT OF FRICTION x DEAD

NOV. 26, 2013 NOV. 26, 2013