City of AuroraENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OFENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OF

6TH AVENUE PARKWAY EXTENSION6TH AVENUE PARKWAY EXTENSION

(SH30 TO E-470)(SH30 TO E-470)

14-046 12/3/14

Project History

1997

1993

1995

1998

1999

2004

Initial Study

Preliminary Alignment Study(East 6th Avenue from SH 30 to 3,000' East of Gun Club Road)

Present E-470 Alignment Adopted

Begin Construction of E-470,

Parker Rd. to 120th Ave.

Revised Study

Conceptual Phase II Alignment Study(East 6th Avenue from SH 30 to 3,000' East of Gun Club Road)

E-470 Constructs Interchange

at 6th Parkway

2011

2014

Vista PEAK School Grand Opening

Environmental Assessment Started

for 6th Avenue Parkway Extension

Adonea, Traditions and Cross CreekSubdivision Plans Approved forDevelopment

6th Parkway is ConstructedEast of E-470 and Gun Club Road

City of AuroraENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OFENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OF

6TH AVENUE PARKWAY EXTENSION6TH AVENUE PARKWAY EXTENSION

(SH30 TO E-470)(SH30 TO E-470)

14-046 12/3/14

LEGEND

Unincorporated Arapahoe County

AURORA

Buckley

Air Force Base

Colfax Ave.

6th Ave.

Tow

er R

d.

Pica

dilly

Rd.

Aspe

n St

.

Airp

ort B

lvd.

Cham

bers

Rd.

Alameda Pkwy.

Iliff Ave.

Mexico Ave.

Mississippi Ave.

Gun

Club

Rd.

Harv

est R

d. Pow

hato

n Rd

.

6t h Pkwy.

The purpose of the project is to implement a transportation solution that will close a critical gap in the regional transportation network to enhance east-west mobility.

The project is needed to: Provide an efficient transportation link in the Aurora arterial system

Reduce travel time and vehicle miles traveled for motorists and emergency vehicles

Enhance and support existing and future multimodal connectivity

Provide transportation infrastructure needed to promote economic development

40

30

225

Project Purpose

Project Need

Study Area

Study Area

NORTH

70

Job Name, Job #, Date

City of AuroraENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OFENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OF

6TH AVENUE PARKWAY EXTENSION6TH AVENUE PARKWAY EXTENSION

(SH30 TO E-470)(SH30 TO E-470)

14-046 12/3/14

Screening Process

Develop

Purpose

& Need

Alternative

Alignments

Defined,

Screened

& Assessed

20152014

Environmental

Analysis

Identify

Preferred

Alternative

Prepare

Environmental

Assessment

We Are Here

Public Involvement & Stakeholder Engagement

Level 1A ScreeningPurpose and Need

Level 1B ScreeningQualitative

Level 2 ScreeningQuantitative

14-046 12/3/14

For projects receiving or

applying for federal funds, the

National Environmental Policy

Act (NEPA) must be followed. In

this case through

preparation of an

Environmental Assessment.

Job Name, Job #, Date

City of AuroraENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OFENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OF

6TH AVENUE PARKWAY EXTENSION6TH AVENUE PARKWAY EXTENSION

(SH30 TO E-470)(SH30 TO E-470)

14-046 12/3/14

NORTH

Sand Creek Greenway

Sand Creek Greenway

Coal Creek Rodeo Arena

Sand Creek Greenway

Buckley Property

Sand Creek Greenway

Buckley Property

Coal Creek Rodeo Arena

SSand CreeSand Creek Greenwayeek GreenwayS Greenway

Sand Creekeek Greenwaenwaynwayeek Gr wa

Sand Creek

Murphy Creek

Coal Creek

LEGEND

Study Area Limits

Parks, Recreation, and Open Space

Coal Creek Arena

Sand Creek / Triple Creek Trail

Future TripleCreek Greenway Corridor

6th Ave.

Picad

illy Rd

.

Towe

r Rd.

Aspe

n St.

Gun C

lub Rd

.

6th Pkwy.

Bayaud Ave.

Valda

i St.

Alameda Ave.Buckley

Air Force Base

30

Initial Screening considerations

Job Name, Job #, Date

City of AuroraENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OFENVIRONMENTAL DOCUMENTATION AND PRELIMINARY DESIGN OF

6TH AVENUE PARKWAY EXTENSION6TH AVENUE PARKWAY EXTENSION

(SH30 TO E-470)(SH30 TO E-470)

14-046 12/3/14

NORTH

Sand Creek

Murphy Creek

Coal Creek

LEGEND

Study Area Limits

Noise Sensitive Areas

Floodway

Floodplain“Floodplain and floodway shown is based on current adopted FEMA information. There is an update to the

floodplain and floodway under review by FEMA which will be incorporated during Level 2 screening.”

6th Ave.

Picad

illy Rd

.

Towe

r Rd.

Aspe

n St.

Gun C

lub Rd

.

6th Pkwy.

Bayaud Ave.

Valda

i St.

Alameda Ave.Buckley

Air Force Base

30

FillFill

AllowableFill Area

AllowableFill Area

StreamChannel

Floodway100 Year Floodplain

Floodplain WaterSurface Elevation

Ground Floodway WaterSurface Elevation

Typical Floodway / Floodplain Section

Initial Screening considerations (cont.)