loading hl-93 design specifications seismic data …

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1'-

5"

1'-

5"

60'-11"

Shldr.

8'-

0"

Shldr.

8'-

0"

Limits of Existing Structure

42'-

10"

Out to

Out

20'-

0"

20'-

0"

Const.

Stage I

Const.

Stage II

214'-4" Back to Back of Abutments

60'-11"92'-6"

typ.

10'-0"

Channel

40'-0''

90°

Bridge Omission Sta. 58+73.83 to Sta. 60+86.17

Lane

12'-

0"

Lane

12'-

0"

39'-

0"

47'-

0"

typ. at E.

Abut.

43'-

0"

Yr.

Freq.

C.F.S.

Q

H.W.E.

Nat.Flood

Design

Base

Overtopping

Max. Calc.

100

500

Exist. Prop. Exist. Prop.

Headwater El.

Exist. Prop.

10

Head - Ft.

WATERWAY INFORMATION

Opening Ft²

50

>500

HIGHWAY CLASSIFICATION

Allow 50#/sq. ft. for future wearing surface.

DESIGN SPECIFICATIONS

Specifications, 9th Edition

2020 AASHTO LRFD Bridge Design

LOADING HL-93

SEISMIC DATA

FIELD UNITS

DESIGN STRESSES

State

Event / Limit

Q100

Q200

Design

Check

W. Abut. E. Abut.Pier 1 Pier 2

Design Scour Elevations (ft.)

Item 113

DESIGN SCOUR ELEVATION TABLE

1

PROFILE GRADE

Tw

p.

13

N

LOCATION SKETCH

N

NP

NP

Drainage Area = 277.9 sq. miles.

6,800

10,300

11,700

15,200

1744

1889

1953

2180

574.6

575.7

575.9

576.6

575.2

576.4

577.1

578.2

0.6

0.9

1.2

1.6

Soil Site Class = D

Design Spectral Acceleration at 0.2 sec. (SDS) = 0.338g

Design Spectral Acceleration at 1.0 sec. (SD1) = 0.171g

Seismic Performance Zone (SPZ) = 2

fy = 50,000 psi (M270 Grade 50W)

fy = 60,000 psi (Reinforcement)

f'c = 4,000 psi (Concrete Superstructure)

f'c = 3,500 psi

Proposed Structure

36

Range 2W - 3rd PM

26 2526

35 36

+0.57

%-0.74%

-0.12%-0.03%

200 12,575 2055

1802 0.5 575.1

2010

1.1

0.9 576.4

577.02092

2139 576.1 1.3 1.3 577.4 577.4

2276 1.6 578.2

579.31 555.5

554.7

555.5

554.7

579.14559.6

5

LVC = 215'

Along ¡ IL 29

LVC = 165'LVC = 165'

See Sheet 2 of 2 for Section A-A and B-B

Scour Design Check

STRUCTURE NO. 011-0515

STA. 59+80.00

CHRISTIAN COUNTY

F.A.P. RTE. 75 SEC. (4)BR,D

IL 29 OVER FLAT BRANCH

GENERAL PLAN & ELEVATION

IL 2

9

IL 4

8

Directional Distribution: 50:50

Two-Way Traffic

Posted Speed: 55 m.p.h.

Design Speed: 60 m.p.h.

DHV: 782 (2039)

ADTT: 550 (2019); 610 (2039)

ADT: 7,050 (2019); 7,820 (2039)

Functional Class: Other Principal Arterial

F.A.P. Rte. 75 - IL 29

BWP

BWP

2

Ele

v.

586.5

9

VP

C Sta.

57

+07.5

0

Ele

v.

586.5

6

VPI Sta.

57

+90.0

0

Ele

v.

587.6

5

VPI Sta.

59

+80.0

0

Ele

v.

586.2

5

VPI Sta.

61

+70.0

0

Ele

v.

586.1

5

VP

T Sta.

62

+52.5

0

Ele

v.

586.8

6

VP

C/

VP

T Sta.

60

+87.5

0

Ele

v.

587.0

3

VP

T/

VP

C Sta.

58

+72.5

0

Low Grade Elev. 585.86 @ Sta. - 63+20

559.2

557.0

557.0

Salvage: None

deck width is 36'-0". Structure is to be removed and replaced. Staged construction will be utilized to maintain traffic.

piers with spread footing on creosoted timber piles. The back-to-back abutment length is 203'-0" and the out-to-out

a three span continuous steel WF beam bridge supported by stub abutments on concrete piles and concrete solid wall

Existing Structure: SN 011-0011 was originally constructed in 1965 as F.A. 25, Section 4B-1 at Sta.59+80. The bridge is

Bench Mark: BM #611 - Chiseled 'X' on the NW wingwall of SN 011-0011. Sta. 58+71.60; 19.39' Lt; Elevation 588.26

579.31

579.31

579.31

579.14

579.14

579.14

N

SECTION COUNTY

ILLINOIS FED. AID PROJECT

TOTAL

SHEETS

SHEET

NO.RTE.

DEPARTMENT OF TRANSPORTATION

STATE OF ILLINOIS

USER NAME =

PLOT SCALE =

PLOT DATE =

DESIGNED REVISED

REVISED

REVISED

REVISED SHEET OF SHEETS

-

-

-

-

-

-

-

-

CHECKED

DRAWN

CHECKED

4:08:16 PM6/23/2021

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75 CHRISTIAN(4)BR,D

CONTRACT NO. 72A26

F.A.P.TWM, INC.

WWW.TWM-INC.COM

184-001220

LICENSE NO:

IL DESIGN FIRM

Flo

w

PLAN

slab, typ.

30' Bridge approach

¡ IL 29 & P.G.

Elev. 587.19

Sta. 60+26.25

¡ Pier 2

Elev. 587.27

Sta. 59+33.75

¡ Pier 1

Elev. 586.86

Sta. 60+87.17

Bk. of E. Abut.

Elev. 587.03

Sta. 58+72.83

Bk. of W. Abut.

A

A

B B

typ.

Boring B#1

Boring B#2

Boring B#4

Boring B#3

F

EWSE

Elev. 565.3

F

ELEVATION

Elev. 579.31 Elev. 579.14

1:2 (V:H)1:2 (V:H)

Type 6 (Std. 631031) typ.

Traffic Barrier Terminal.

Elev. ±563.5

Elev. ±563.4

slopewall, typ.

Remove existing

full length

W36 comp.

Elev. 557.00 Elev. 557.00

D.H.W.

Elev. 575.7

Cofferdam, Type 2

FF

Elev. 559.53

Streambed

vertical cl.

" min. 217'-1

(See Roadway Plans)

Std. 610001, typ.

in pavement connector,

Shoulder Inlet with Curb

with Pile Shoes

Metal Shell Piles

with Pile Shoes

Metal Shell Piles

with Pile Shoes

Metal Shell Pileswith Pile Shoes

Metal Shell Piles

Const. Line

StageTemp. Sheet

Piling, typ.

Cofferdam, Type 2

See Roadway Plans for additional

Riprap (this location only)

8'-0"

4'-

0"

6"

1'-

4"

2'-

0"min.

3'-

6"

± 14'-8"

7'-

0"

10'-

0"

7'-0"

10'-0"

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3'-0" 6'-6"

42'-10" Out to Out

Stage I Removal

Stage II Removal

3'-1" 5 spaces @ 7'-4" = 36'-8" 3'-1"

6"

Stage I Traffic

12'-0"

8" sla

b

Stage II Traffic

13'-6"

1'-6"

typ.

3'-

3"

Lane

12'-0"1'-5" 1'-5"

Lane

12'-0"

Shoulder

8'-0"

Shoulder

8'-0"

22'-11" Stage II Construction 19'-11" Stage I Construction

(Looking East)

NP

NP

Filter Fabric

Bedding

1:2 (V:H)

SECTION A-A

Class A4

Stone Riprap

6"

1'-4"

req'd. by design

No. & spacing as

2'-

6"

PIER SKETCH

piles at Pier 2

Space to miss existing

STRUCTURE NO. 011-0515

STA. 59+80.00

CHRISTIAN COUNTY

F.A.P. RTE. 75 SEC. (4)BR,D

IL 29 OVER FLAT BRANCH

DETAILS

22

Elev.

Berm

Class A4

Stone Riprap,

min.

1'-

0"

Bk. of Abut.

Const. joint

1'-

0"

2'-0"

1

1'-

0"

Wall Drain

Geocomposite

Approach slab

French Drains

Geotechnical Fabric for

Drainage Aggregate

SECTION THRU INTEGRAL ABUTMENT

4"

1'-0"

pipe underdrain

4" Ø Perforated1'-10" 1'-10"

(comp. full length)

W36 beam

Bridge Omission

1:2 (V:H) @ Rt.

�'s

Class A4

Stone Riprap

1

for Structures

Granular Backfill

Structure Excavation

Bedding

RIPRAP PROTECTION AT PIERS

Pier stem

filter fabric

Limits of

Limits of Riprap

Filter fabric

Elev. 559.53

Streambed

BWP

BWP

SECTION B-B

(Pier 2 shown, Pier 1 similar by rotation)

(Pier 2 shown, Pier 1 similar by rotation)

1:15 (V:H) @ Rt. �'s

with Pile Shoes

Metal Shell Piles

SECTION COUNTY

ILLINOIS FED. AID PROJECT

TOTAL

SHEETS

SHEET

NO.RTE.

DEPARTMENT OF TRANSPORTATION

STATE OF ILLINOIS

USER NAME =

PLOT SCALE =

PLOT DATE =

DESIGNED REVISED

REVISED

REVISED

REVISED SHEET OF SHEETS

-

-

-

-

-

-

-

-

CHECKED

DRAWN

CHECKED

4:01:42 PM6/23/2021

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75 CHRISTIAN(4)BR,D

CONTRACT NO. 72A26

F.A.P.TWM, INC.

WWW.TWM-INC.COM

184-001220

LICENSE NO:

IL DESIGN FIRM

CROSS-SECTION

2.0% 1.5% 1.5% 2.0%

¡ F.A.P. Rte. 75

P.G.

W36 (Comp. full length)

Barrier, typ.

Temp. Concrete

Stage Const. Line

Stage Removal Line