FDOT DESIGN STANDARDS 2013 D

Bottom Flange of
Prestressed Beam
W
4" Min.
»¿ Bea
*BEVELED
3"
W
Face of Bent or Pier Cap
3"
(Typ.)
Pad
PAD TYPE
BEARING PLATE
DIMENSIONS
DIMENSIONS
L
W
C
D
L
(See Note 1)
BEARING PAD
90
»¿ Bearin
D
»¿ Bearin
(G=110psi)
8"
2’-8"
1’-0"
3’-0"
10"
2’-8"
1’-0"
3’-0"
10"
2’-8"
1’-0"
3’-0"
10"
2’-8"
1’-0"
3’-0"
10"
2’-8"
1’-0"
3’-0"
10"
2’-8"
1’-0"
3’-0"
1’-0"
2’-8"
L
E
(G=110psi)
PLAN
F
Composite
" Elastomer Cover
3 ~ 10 gage
Elastomeric
Steel Plates
See Detail "C"
Bearing Pad
G
(G=150psi)
2b" (With End Diaphragm, Typ. Index 20511)
¿
Layer (Typ.)
(G=110psi)
H
»¿ Beam & Bear
** 4" (Without End Diaphragm, Typ. Index 20512)
J
PARTIAL PLAN WITH OR WITHOUT FULL DEPTH END DIAPHRAGM
(
Typ.
)
»
»
(G=150psi)
b " Internal Elastomer
»¿˘" Elast
Cover (Typ.)
(G=150psi)
(Skew = 0)
Layer (Typ.) (2 layers
Bottom Flange of
required)
Prestressed Beam
K
L or W
* Work this sheet with the appropriate type Bearing
Plate Detail (See Bearing Plate Data Table) and
BEARING PAD DATA TABLE in the Structures Plans.
Varies
Skew > 0
See TABLE OF BEAM VARIABLES and BEARING
4 ~ 10 gage
PLATE DATA TABLE in the Structures Plans for
Steel Plates
See Detail "C"
Layer (Typ.)
3’-0"
or Pier Cap
4" Min. (Typ.)
TYPICAL SECTION TYPE D & E PAD
" Elastomer Cover
1’-1‰"
(G=150psi)
Face of Bent
90
locations where beveled bearing plates are required.
»¿ Bearin
L
»¿ Bearin
¿
** Offset to End of Beam is reduced to 2" for Type K
Varies
b " Internal Elastomer
»¿˘" Elast
Cover (Typ.)
required)
»¿
»
»¿ Bearin
Bearing Pad
2b "
W
5 ~ 10 gage
»
(Typ.)
(Skew > 0)
Steel Plates
See Detail "C"
DETAIL "C"
Bottom Flange of
»¿ B
Prestressed Beam
»¿ Bearin
3
"
Layer (Typ.)
Face of Bent
or Pier Cap
BEARING PAD NOTES:
4" Min. (Skew < 15)
" Elastomer
Cover (Typ.)
L or W
1. Neoprene in Type D, E & F bearing pads shall have a shear modulus (G) of
b " Internal Elastomer
Layer (Typ.) (4 layers
L
"
2" Min. (Skew = 15)
110 psi. Neoprene in Type G, H, J & K bearing pads shall have a shear
Composite
required)
90
modulus (G) of 150 psi.
Elastomeric
Bearing Pad
2. Steel Plates in bearing pads shall conform to ASTM A1011 Grade 36, Type 1.
TYPICAL SECTION TYPE H PAD
»¿ Be
Skew > 0
3. Unless otherwise shown in the Structures Plans:
6 ~ 10 gage
(a) For beam grades less than 0.5%, finish the Beam Seat level.
Steel Plates
See Detail "C"
(b) For beam grades between 0.5% and 2%, finish the Beam Seat parallel
rd960rh
Layer (Typ.)
3"
to the bottom of the beam in both transverse and longitudinal directions.
(c) For beam grades greater than 2% finish the Beam Seat level and provide
»
»¿˘" Elast
Cover (Typ.)
L or W
01/01/12
REVISIO N
LAST
W
Be
a
ri
n
Beveled Bearing Plates.
4. See Bearing Pad Data Table in Structures Plans for quantities of Type D,
E, F, G, H, J and/or K Bearing Pads.
3"
b " Internal Elastomer
Layer (Typ.) (5 layers
required)
TYPICAL SECTION TYPE J & K PAD
REVISION
4"
**
(Ty
p.
)
»
¿
»¿
(
Typ.
)
12:
56:
45 PM
Elastomeric
PARTIAL PLAN WITH SKEWED END BEAM AND FULL DEPTH END DIAPHRAGM (Use Index 20511)
" Elastomer Cover
" Elastomer Cover
6/28/2012
Composite
TYPICAL SECTION TYPE F & G PAD
(
Typ.
)
C:
\d\projects\standards\structures\2013book\20510-1of1.
dgn
L or W
Layer (Typ.) (3 layers
»
»
(
Typ.
)
»
Pad using Index No. 20512.
PARTIAL PLAN WITH SQUARED END BEAM (Use Index 20512)
(Skew > 0)
DESCRIPTION:
INDEX
FDOT DESIGN STANDARDS
COMPOSITE ELASTOMERIC BEARING PADS -
2013
PRESTRESSED FLORIDA-I BEAMS
NO.
20510
SHEET
NO.
1