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Powerline Plan and Environ. Assessment Jan. 2013 - Flood Control ...

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Ironwood Rd<br />

Gantzel Rd<br />

Mountain View Rd<br />

33°24'0"N<br />

Old West Hwy<br />

Meridian Rd<br />

Southern Ave<br />

Improve <strong>Powerline</strong><br />

North Diversion Channel<br />

Goldfield Rd<br />

33°23'0"N<br />

33°22'0"N<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP25<br />

<strong>Powerline</strong> FRS<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP25 Hardened<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP9<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP5R Hardened<br />

33°21'0"N<br />

Remove Existing FRS<br />

New 66" Principal Outlet<br />

kj<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP5R<br />

New <strong>Powerline</strong><br />

100-yr Channel<br />

Segment CP4 (Siphon Draw)<br />

Vineyard Road FRS<br />

North Auxiliary Spillway<br />

33°19'0"N<br />

33°20'0"N<br />

Raise Vineyard Road<br />

FRS Crest<br />

Vineyard Road FRS<br />

33°18'0"N<br />

Vineyard Road FRS<br />

South Auxiliary Spillway<br />

33°17'0"N<br />

33°16'0"N<br />

33°15'0"N<br />

33°14'0"N<br />

Legend<br />

kj<br />

Ocotillo Rd<br />

Principal Spillway<br />

Proposed IDSM Alignment<br />

Existing PVR Structures<br />

Raise FRS Crest<br />

Rittenhouse Levee<br />

Approximate Footprint to Top of FRS<br />

Modified Easement<br />

Apache Junction City Limits<br />

SR 802 Study Area Boundary<br />

Superstition Foothills Waterline<br />

Transmission Lines<br />

Regional Transit<br />

<strong>Flood</strong> Pool to Emergency Spillway Crest<br />

Mesquite Bosques<br />

Impacted<br />

Likely Impacted<br />

No Impact<br />

O<br />

0 2,000 4,000 8,000<br />

Feet<br />

Rittenhouse FRS<br />

Convert Rittenhouse<br />

FRS to a Levee<br />

111°35'0"W<br />

111°34'0"W<br />

111°33'0"W<br />

111°32'0"W<br />

111°31'0"W<br />

111°30'0"W<br />

111°29'0"W<br />

111°28'0"W<br />

DRAWING NAME<br />

091131019<br />

PROJECT NO.<br />

Figure 5: Alternative 8A<br />

Replace <strong>Powerline</strong>, Convert Rittenhouse<br />

<strong>and</strong> Raise Vineyard Road<br />

SCALE(H): AS SHOWN<br />

SCALE(V): N/A<br />

DESIGNED BY: TDD<br />

DRAWN BY: TDD<br />

CHECKED BY: RAE<br />

DATE: APRIL 2012<br />

Engineering, <strong>Plan</strong>ning <strong>and</strong><br />

<strong>Environ</strong>mental Consultants<br />

7878 North 16th Street, Suite 300<br />

Phoenix, Arizona 85020 (602) 944-5500<br />

NO.<br />

REVISION BY DATE APPR.

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