7/30/2019 br220

1/1

NOTE: All material and workmanship shthe current Oregon Standard Spec

OREGON STANDARD

DATE REVISION DESC

BASELINE REPORT DATEALC. BOOK NO.

BR2

FLUSH MOUNCOMBINATION BRI

3152

2008

01-JUL

Effective Date: June 1, 2011 - November 30, 2011ffective Date: June 1, 2011 - November 30, 2011

Pay length for combination bridge rail Guardrail Transition, each

5 s pa c es @ 1 -6 3 /4 " = 7 - 9 3/ 4 " 3 s pa c es @ 3 - 1 1/ 2 " = 9 -4 1 /2 "

Use 4-6" height for bikeways when called for on project plans.

BB

End of bridgeend panel , seeproject plans.

See dwg. BR203(NOTE 3 andSEC TION D-D)

8"x8" timberblocks (typ.)

Provide reinforcing s t eel conforming to ASTM Speci f i cat ion A706, or AASHTOA615) Grade 60. Splice #4 bars 1-4" min.

Provide steel posts and plates conforming to AASHTO Specification M183 orunless otherwise noted.

Cont inuous horizontal s t ructuraltubing over 2 or more posts.

Provide concrete C lass 3300 - 1 1 /2 " or 3 /4 " .

W6x9

W8x15

Provide steel tubing conforming to ASTM Specification A500, Grade B, A50

Construct rail (posts and parapet) normal to grade in the longitudinal directionthe transverse direction.

min BB

B

BBB

BB

B

8

3/4 " V-groove

see project plans

114

Typical deck steel,

B

bars @ 9"

Accompanied by dwgs. BR203, BR223, RD400, RD405, RD410#5 x 7-0" w/std.

w/ful l l ength

Finishgrade

180^ hook @ 18"al t ernate

Drill horiz. bolt holes(bolt dia. + 1/8 ") inhardened conc. wi thlow impact rotary drill.

b2d

00

10"

Ebme

10 1/2 "

typ.

g112

Level ing nut s

4 3/8 "

BB

1/8

34-6" Rail

ESTIM ATED QUANTITIES

23.39 23.39

Deta i l "B " Detail "C" Detail "D"

Construction joint

1 1/2 "cl.

1/8

7 1/2 "

18""#4 @ 8"

Scoring joint, see bridge plansfor locat ion . P lace at equalspaces 15-0" max. betweenopen, Type "B" and expans ionjoints.

2 extra #4 bent barsat ends, and each sideof all joints, and ateach pos t .

B

112

1 1/2 "cl.

1 1/2 "

B

B

C

C

D

D

1 1/2 "

43 1/16 " 3 1/16 "

1 1/2 "cl.

1 1/2 "cl.

312

2.26 2.26

10 1/2 "

2~#4 w/std. hks.each end

hks . each end2~#4 bent bars w/std.

Term ina lconnector

10-#4long barsas shown

1~#4 bar (each side) x cont.thru scoring and Type "B"joints, stop 2" clear at ends,open joints and expansion joints

Type "B" jo in t . P laceat { interior bent withcont inuous deck

Construction joint

HSS4 x 3 x 0.25 for bike heigh

typ.

Top ofconc.rail

Tack weld plate to bolthead two places (typ.)

#4 L-bars @ 8"w/18" legs

Open orexpansionjoint

4~#4 bar (eachside) stop 2" cl.at all joints.

#4 U-bars @ 8"w/12" legs

#4 L-bars @8" w/6" legs

10-#4 long bars as shown

HSS4 x 3 x 0.25HSS4 x 4 x 0.1875Posts @ 6-8"max. ctrs.

1/2 " dia. x 8 1/2 "long round head(A307) bol t s wi thwasher and nut

1/2 " dia. postdrain hole thrugrout pad Anchor \ 1 /2 see dwg. BR223

Cap\ 3/16 x3 3/4 x3 3/4 "cope corners 3/4 "to provide zincdrains

3-6 1/2 " Rail

Se eGradingP lans

*C ONC R ETE INSER TS:Hot-dip galvanized expanded coilconcrete inserts with closed-backferrule threaded to receive 3/4 "dia. bol t s , Gr36 (ASTM A307).Minimum insert length= 4 1/2 "Minimum safe working load intension= 4000 lbs.

Hot-dip galvanize structural steel including fasteners after fabrication. ProvidControl Silicon posts and horizontal rail steel tubing according to ODOT SpeTap nuts and inserts 0.021" oversize after galvanizing in accordance with A

3"

B

2-2"

See Base Plate Detail,dwg. BR223 for details

4~ 3/4 " dia. bolts into*concrete inserts

1-7"

HSS4 x 3 x 0.25

L

Rail splice

12"L/4 |6"

312

2"112

2-2"

Terminal connector(1-0 .135" th ick) element .

A

A

B

B

112

11 1/2 "1-7"3-9"

See Detail "A", dwg. BR223for plate details.

Uniform spacing , 6-8" max.

Ctr. ofbolts

Ctr. ofpost

6~ 7/8 " dia. galv. bolts (A325) w/std. (galv.)washers and lock nuts or jam nuts

2~ 5/8 " dia. galv. bolts (A307)w/s td . (galv . ) washers (back s ideonly) and lock nuts or jam nuts.

See dwg. RD410

HSS4 x 3 x 0.25

HSS4 x 3 x 0.25HSS4 x 4 x 0.1875

ELEVATION ~ TRANSITION RAIL DETAIL

4-0

"R.

2"

Finishgrade

ELEVATION ~ CONCRETE BRIDGE RAIL

PLA N ~ TR A N SI TI O N R A I L D ETA I L

GENERAL NOTES:

NOTE:

SEC TIO N A -A

TYPICAL RAIL SECTION

31.18.0t ructural S teel Weight ( lbs / f t)Reinforcement Weight ( lbs / f t)Concrete Volume (ft /ft)

Design Capaci t i esLRFD A13.3 .1Rw= 59.2 kipsLc= 8.24 ft (within panel)Lc= 4.57 ft (end of panel)Mc= 17.3 k-ft/ft

37057otal Rail Weight (lbs/ft)Center of Gravity (cg, ft) 0.572 0.581

c.g.

NOTE:For Sections B-B, C-C, and D-Dand Detai l s A, B , C , and Dsee dwg. BR223

12 3/4 "

12 3/4 "

1 07-09

1

1

Provide High Strength anchor bolts (Grade 105) according to ODOT Specifica

14~ 5/8 " dia. x 1-3" H.S.anchor bolts threaded5" min. w/washer & nut

Added note, H.S. and changed 12 5/8 " to 1

Thrie beam transition doublethickness (2-0.105" thick) elements

Thrie beam rail double thickness(2-0.105" thick) elements

See top end rail plate detail, dwg. BR223