Attachment 1 - Project Plans~9.pdf

COUNTY

TOTAL

SHEETS

SHEET

NO.

LOCATION MAP

50'

50'

50'

50'

10' 20' 30'

100'

100'

100'

100'

100' 200' 300'

1''= 20'

1''= 30'

1''= 40'

1''= 50'

1''= 10'

1''= 100'

FULL SIZE PLANS HAVE BEEN PREPARED USING STANDARD

ON REDUCED PLANS, THE ABOVE SCALES MAY BE USED.

ENGINEERING SCALES. REDUCED SIZED PLANS WILL NOT

CONFORM TO STANDARD SCALES. IN MAKING MEASUREMENTS

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DATE:

PROJECT LOCATION

"LICENSE EXPIRES 11-30-2026"

B&W PROJECT NO.: 181357.41

ENGINEER OF RECORD

ILLINOIS DEPARTMENT OF NATURAL RESOURCES

LASALLE COUNTY, ILLINOIS

CITY OF MARSEILLES

PEARL STREET PEDESTRIAN BRIDGE REPAIR

LASALLE

SECTION 18, T33N, R5E, OF THE THIRD PRINCIPAL MERIDIAN

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INDEX OF SHEETS

RECORD PLANS5.

CONNECTION DETAILS4.

GENERAL DATA3.

GENERAL PLAN & ELEVATION2.

COVER SHEET1.

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LINCOLN STREET

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BLUFF STREET

UNION STREET

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BROADWAY STREET

ILLINOIS STREET

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1ST AVENUE

WASHINGTON STREET

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TASK ORDER: 25-05

IDNR PROJECT NO.: 2-22-023

TOLIN STREET

ILLINOISSHEET OF SHEETS

ILLINOIS DEPARTMENT OF NATURAL RESOURCES

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PEARL STREET PEDESTRIAN BRIDGE

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GENERAL PLAN & ELEVATION

ELEVATION

PLAN

LOCATION SKETCH

DESIGN SPECIFICATIONS

for the Design of Pedestrian Bridges

2009 AASHTO LRFD Guide Specifications

Specifications, 9th Edition

2020 AASHTO LRFD Bridge Design

DESIGN STRESSES

FIELD UNITS

Existing Concrete Arch, typ.

S o u th A b u tm e n t

N o r th A b u tm e n t

ILLINOIS RIVER

I&M CANAL

BRIDGE

PROPOSED

T w p N

Range 5 E, 3rd P.M.

18 17

2019 P E

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U.S. RTE 6

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2"x8" Floor Beam, typ.

3"x8", typ.

3"x8", typ.

6'-4"

2"x6", typ.

3 Floor Beam spaces at 6'-0" = 18'-0" removed and replaced 2"x6" planking to be

6'-4"3 Floor Beam spaces at 6'-0" = 18'-0"

4 locations) Mortar Repair (typ.

V a r ie s a p p r o x to point between primary posts.

Located intermediate posts at the halfway

Match existing rail post spacing (approx. 11').

Total length ± 60'

(typ. both ends) to support 2"x6" deck board Provide min. 2 angle brackets

LASALLE COUNTY

OVER I&M CANAL

PEARL STREET FOOTBRIDGE

GENERAL PLAN & ELEVATION

with 2 - 20d nails, typ. 6 locations 2"x6" planking nailed to stringers typ.

2"x8" Stringer, Detail A Detail B

SCOPE OF WORK

Clean up site and remove all temporary safety measures. 7.

Fill any unused existing holes in concrete arch with non-shrink grout. 6.

Install timber floor system, timber decking, and timber railings as shown. 5.

directed by the Engineer.

Perform mortar repairs to existing concrete abutments or arch as 4.

Remove and dispose of all existing timber and hardware. 3.

Install safety measures and appropriate warning signage.2.

Remove existing safety fence and return to IDNR staff.1.

LICENSE EXPIRES 11/30/26

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ENGINEER

LICENSED

081-006358

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STRUCTURAL

(Railings not shown)

(Typ. 4 corners) Sheet 4 of 5 See Detail D

(Timber & Connections Only)

Fv = 175 psi (Floor System)

Fb = 1,200 psi (Floor System)

Unadjusted Southern Yellow Pine Design Values

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(Typ. 4 corners) Sheet 4 of 5 See Detail E

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GENERAL DATA

GENERAL NOTES

TOTAL BILL OF MATERIAL

TYPICAL SECTION

8" x 8" Guardrail

L

6"x6" Midrail

2"x4" Handrail

3"x8" Stringer, typ.

4"x12" Base

Existing Concrete Arch, typ.

ITEM UNIT

2"x6" Planks

2"x6"

6'-0"

See Detail A

See Detail B

" threaded bolts, typ

" Pl. washer, typ.

14"x4"x

2"x8" Floor Beam

2"x8" Stringer

1'-0" 2'-0"

Treated Timber

Removal of Existing Timber Material

F.B.M.

Polymer Modified Portland Cement Mortar

Location Size

Handrail

Guardrail

Midrail

Secondary

Main

Rail Posts

Rail Base

Decking

Floor System

Arch Exterior

Arch Interior

2 x 4

8 x 8

6 x 6

4 x 6

8 x 12

4 x 12

2 x 6

2 x 8

2 x 6

3 x 8 for bidding purposes only

* Approximate lengths provided

(feet) *

Total Length

QUANTITY

L Sum

Sq Ft

12Each

C Structure

8" x 12" Main Post

4"x6" Secondary Post

See Detail C

Remove and Replace Anchor Bolts (Vertical)

Each 36Remove and Replace Anchor Bolts (Horizontal)

SECTION THRU END OF DECK

Abutment

2"x8" Stringer

2"x8" Floor Beam

2"x6" Decking to match existing ramp Set end floor beam & decking

(Simpson HL-55 or similar) stringer connections at ± 2'-0" cts., space to miss Angle brackets with gusset

±6"

(For Information Only) ** variation in quantities shall not be cause for additional compensation.

for field verification and determining the actual quantity of materials required, and any

** Quantity estimates are for reference and bidding purposes only. Contractor is responsible of Measurement or Basis of Payment shall be disregarded.

or special provisions reference the IDOT Standard Specifications, all statements related to Method

All work shall be included in a single lump sum bid price for the entire project. Where the plans 13.

Standard Specifications.

measures at the site in accordance with the applicable portions of Section 107 of the IDOT

In addition to the general requirements of this contract, the contractor shall install safety 12.

Record plans for the existing bridge are provided for information only.11.

coated lag screws may be substituted for nails at the contractor's option.

Nail sizes shall be as shown in Article 507.07 of the IDOT Standard Specifications. Equivalent 10.

nails or equivalent coated screws.

Rail element connections at the midpoint between anchor bolts require a minimum of four (4) 9.

exceeding the loads shown, and shall use the full nailing pattern provided in the hanger.

2x8 stringer and floor beam connections shall consist of joist hangers with capacity meeting or 8.

each end. Floor beam locations may be adjusted to satisfy this requirement.

(including the existing anchor bolt locations) with one anchor located approximately 12" from

3x8 stringer segments shall be fastened to the concrete arches at a spacing not to exceed 4'-0" 7.

anchors in accordance with Section 584 of the IDOT Standard Specifications.

" drilled and grouted 4 3existing bolt holes. In addition, these timbers shall be fastened with

3x8 Timbers shall be fastened to the inside surface of the concrete arch at each of the 6.

Any unused holes in the existing concrete arches shall be filled with an approved non-shrink grout.5.

concrete arch.

plate washers shall be provided as necessary to provide firm bearing on the underside of the

" plate washer shall be supplied at each end of all anchor bolts. Beveled 4 1One 4"x4"x with Article 1006.09 of the IDOT Standard Specifications, ASTM F 1554 Grade 36 minimum.

Anchor bolts used to replace the existing timber-to-concrete connections shall comply 4.

Standard Specifications as applicable.

steel or galvanized in accordance with Section 507 and/or Article 1007.12 of the IDOT

All nails, joist hangers, angle brackets and other miscellaneous hardware shall be stainless 3.

Specifications.

(ACQ) or copper azole (CA) in compliance with Article 1007.12 of the IDOT Standard

Specifications. All timber shall be pressure treated with either alkaline copper quaternary

Timber construction shall be done in accordance with Section 507 of the IDOT Standard 2.

the scope of work.

of materials. Such variations shall not be cause for additional compensation for a change in existing dimensions and details affecting new construction prior to construction or ordering plans and are subject to nominal construction variations. The Contractor shall field verify

Plan dimensions and details relative to the existing structure have been taken from existing 1.

IDNR PROJECT NO. 2-22-023

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CONNECTION DETAILS

DETAIL A

DETAIL B

1"

Existing Concrete Arch 3"x8" Stringer

2"x6"

4"x12" Base

2"x6" Planks bolt holes 2 washers. Use existing

"x1'-2" lg. bolt with

31 -g a p

Use existing bolt holes (Length varies by location)

" Anchor Bolt

3 2"x8" Floor Beam

2"x8" Stringer

DETAIL C

capacity 600 lbs.

Joist hanger, min. allowable

2"x8" Floor Beam with coated screws) centers full length (attach L-Brackets at 4'-0" min.

capacity 1210 lbs. * Joist hanger, min. allowable

DETAIL D

& grouted anchors

" drilled

32 pairs of

6" 12" bolt heads Countersink for

" threaded bolt to avoid existing anchor bolt locations.

* Adjust Floor Beam spacing as needed

2"x4" Handrail **

" radius edges.

1 furnished with ±

** All four corners of 2"x4" railing shall be

IDNR PROJECT NO. 2-22-023

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6" 6"

DETAIL E

firm bearing for plate washer

Bevel top surface to ensure

Typical each top rail splice x p o s t

8x8 top rail

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RECORD PLANS

FOR REFERENCE ONLY

IDNR PROJECT NO. 2-22-023

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