nhb great streets

8/8/2019 NHB Great Streets

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Na nn ie H elen Burro ug hs A ven ueG re at S tre et

DISTRICT DEPARTMENT OF TRANSPORTATION -.Ii::i",---",~ ..~....~~.,~,~.. .~. ~~~------'~~i ,._ . " " , - - -


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Estimated Construction Cost - Total $9,100,000.00Construction Start Date - November 15, 2010Time of construction - 15 monthsProgram Managr - Maduabuchi Udeh, - (202) 671-4630 [email protected] Manager- Reginald Arno, P.E. - (202) 741-5340 [email protected] Engineer - John Gomes, (202) 907-9475, [email protected]


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Project Purpose1. Support and enhance the economic viability and expandcommunity livability by improving the retail environment, residential

quality of life, and open spaces.2. Landscape/streetscape design that will enhance the neighborhood,3. An environmental uniqueness to provide for a safe, inviting, and------Ii nterestinq public realrn-thetsupperts d iversityirrusean-d-crctjvit~ie~s-.-4. To promote sustainable mobility through the emphasis of

pedestrian, bicycle, transit modes of transportation, whileaccommodating the needs of vehicular traffic.


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The Solution:Use vegetation and soil to capture stormwater and removepollutants.

vegetation slows storm water flows decreasing velocity andallowing time for evaporation and percolation and up-take bythe plant which decreases volume.

f 1 .. A N T IN G A A EA - - - - - -- - - - - ~V E G E T A T E D M U lC H lA Y E R -- -- -- -

G R A V E L B L A N K E T -- - - - -- - - - - - -~B IO R E T E N T IO N S O It S -- -- - -- -- - -- - -- - - - -,

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soil provides storage space for storm water, reducing thevolume of run-off. soil filters pollutants.

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.Syringa reticulata 'Ivory Silk'(Japanese Tree Lilac)

Koelreuteriapaniculata'September'(Goldenraintree)

Aesculus x carnea'Briotti' (Rec;tHorsechestnut),


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PAVINGRoadways

o Asphalt

Street Lights

Sidewalks

o Concreteo Grass PlantingStrip

Dedicated Parking Lane Curb & Gutter

o Graniteo Brick

VERTICALELEMENTS

o TeardropsContinuous Street Canopy

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Proposed view of arched sidewalk with a linear Bioretention Pond between theroadway and sidewalk - from towrie Place to 51st Street

nhb great streets

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