I-74 Final Design - Aesthetics
August 28, 2013

Table of Contents
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Basket Handle Arches
Arch Span Lighting
River Crossing Bridge Piers
River Crossing Bridge Pier Lighting
Viaduct Piers
Pedestrian Railings
Pedestrian Trail Lighting
Pedestrian Overlook
MSE Walls
Colors and Finishes
Bridge Barriers
Bridge Abutment Maskwalls
Roadway Lighting
Identity Elements
Water Features
Let Down Structure
Pages 3-5
Pages 6-8
Pages 9
Pages 10-11
Pages 12-13
Pages 14-18
Pages 19
Pages 20-23
Pages 24-25
Pages 26
Pages 27
Pages 28-29
Pages 30-31
Pages 32-40
Pages 41-43
Pages 44-4
The slides shown in this presentation represent the aesthetic design concepts at this point of plan development.
The final look of these features may change slightly as development continues.
2

Basket Handle Arches – View from Road
3

Basket Handle Arches – View from Road
Uplighting of Cables (Night View)
4

Basket Handle Arches – View from River
5

Arch Span Lighting – Uplighting of Cables (Night View)
6

Arch Span Lighting – Colored Uplighting of Cables
(Night View)
7

Arch Span Lighting – Programmable Colored
Uplighting of Cables (Night View)
8

River Crossing Bridge Piers
Shown at Normal River Levels
9

River Crossing Bridge Pier Lighting
10

River Crossing Bridge Pier Lighting
11

Viaduct Piers –
View at Exit Ramp at State/Grant Street in Bettendorf
12

Viaduct Piers
13

Pedestrian Railings –
On Pedestrian Trail on Arch Span (River Side)
14

Pedestrian Railings –
On Pedestrian Trail on Arch Span (Traffic Side)
15

Pedestrian Railings –
On Pedestrian Trail on Arch Span (River & Traffic Side)
16

Pedestrian Railings – View from Road (Illinois Bound)
17

Pedestrian Railing for Overhead Bridges
18

Pedestrian Trail Lighting (Night View)
19

Pedestrian Overlook – Overhead View
20

Pedestrian Overlook - Overhead View (Night)
21

Pedestrian Overlook – Pedestrian View
22

Pedestrian Overlook – Architectural Glass Object
23

MSE (Mechanically Stabilized Earth) Retaining Walls
MSE WALL
24

MSE (Mechanically Stabilized Earth) Retaining Walls
25

Colors and Finishes
Arch rib - white
Facia girder – medium gray
Interior girders – weathering steel/painted near piers
26

Bridge Barriers – View from Road
27

Bridge Abutment Maskwalls – View from I-74
ABUTMENTS
28

Bridge Abutment Maskwalls – View from I-74 (Rendering)
ABUTMENTS
29

Roadway Lighting
Mainline Fixture
Arch Span Fixture
30

Roadway Lighting – Shown at 53rd Street Interchange
Pole Finish at
Corridor and
Viaducts
31

Location of Identity Elements Location of
32

Location of Identity Elements
33

Location of Identity Elements
34

Location of Identity Elements
35

Location of Identity Elements
36

Suggested Design for Identity Elements
37

River Crossing – Location of Identity Elements
38

Suggested Design for Identity Elements – Night View
39

Suggested Design for Identity Elements On Overlook –
Night View
40

Water Features & Identity Elements
Shown at the Grant/State St Interchange
41

Water Feature & Identity Element (Motorist View)
Shown at the Grant/State St Interchange
42

Landscape Area - Shown at the Kimberly Road &
Grant/State St Interchange
43

Bettendorf Let Down Structure – View from River
44

Bettendorf Let Down Structure – Pedestrian View
45

Bettendorf Let Down Structure – Overall View
46