schematic layouts

1 6 t h S t r e e t
S a n P a b l o A v e n u e
3
2
4
6
7
40’
5
1
8’
2
3
6
13’ 13’
7’
4.5’
8’
6’
11’
11’
6’
19.5’
3
1 7 t h S t r e e t
13’
Stormwater Improvement Concept Plan
Scale: 1”=20’
January 2013
N
1
2
3
4
Existing median is removed and travel lanes remain as asphalt.
New painted bike lanes are proposed on both sides of the street
(by others)
Stormwater planters and street trees accept runoff from both San
Pablo Avenue and adjacent private property.
Boardwalks allow pedestrians to access parking and sidewalks.
5
6
7
Parallel parking configuration allows for greater space efficiency
along the street.
A 4.5’ egress zone allows pedestrians to safely exit their vehicles
and pay parking meters.
The existing ADA marked parking stall is retained at this location.
The east side of San Pablo Avenue could be converted to mirror
west side improvements in the future.
San Pablo Avenue Green Stormwater Spine Project
City of Oakland, California
[ nev-ū-non ]
Nevue Ngan Associates

A d j a c e n t P r i v a t e D e v e l o p e n t
10
7
11
9
11
11
2
12
1
S a n P a b l o A v e n u e
3
7
3
8
6
M a c A r t h u r B o u l e v a r d
4
3
5
A p g a r S t r e e t
Stormwater Improvement Concept Plan
Scale: 1”=20’
January 2013
N
1
2
Entry point of stormwater flow from Apgar Street.
Low-flow green gutter. Higher flows spill over a small retaining
wall into larger adjacent rain garden.
5
6
Side slope landscape transitions grade from street level to the
basin’s finished elevations.
On-street asphalt parking zone (Capacity is for five vehicles)
9
10
Expanded sidewalk area overlooks rain garden cells and
allow for addition space for cafe/plaza seating.
Overflow from rain garden system.
3
4 Existing sewer manhole location.
Rain garden landscape area.
7 New sidewalk paving to match existing brick paving along San
Pablo Avenue (by private development?)
11
12
8 Pedestrian boardwalk crossing over rain garden system.
Existing street trees to remain.
Sidewalk zone to be paved with standard scored
concrete.
San Pablo Avenue Green Stormwater Spine Project
City of Emeryville, California
[ nev-ū-non ]
Nevue Ngan Associates

3
4
8
5
R . O .W.
1
2
( 3 p a r k i n g s p a c e s )
1
6
S a n P a b l o A v e n u e
7
1 1
( 2 p a r k i n g s p a c e s )
1
Stormwater Improvement Concept Plan
Scale: 1”=25’
January 2013
N
1
2
3
Stormwater curb extensions capture runoff from San Pablo
Avenue.
Grated trench drains allow stormwater to flow into adjacent
sidewalk planter.
Existing private landscaping/signage/utilities are retained.
4
5
Sidewalk planter accepts stormwater from San Pablo Avenue.
A small concrete curb wall helps provide grade separation
and protection of existing signs and utilities. This will require
acceptance and coordination of improvements with private owner.
An existing vegetated swale is modified to capture stormwater
from both San Pablo Avenue and McDonald’s parking lot. This
will require acceptance and coordination of improvements with
private owner.
6
7
8
Grated trench drains allow stormwater overflow to flow
into a stormwater curb extension in San Pablo Avenue.
All existing trees are retained with streetscape
improvements.
Boardwalk allows stormwater to follow under pedestrian
pathway.
San Pablo Avenue Green Stormwater Spine Project
City of Berkeley, California
[ nev-ū-non ]
Nevue Ngan Associates

M o n r o e S t .
S a n P a b l o A v e n u e
1
3
6
5
4
1 5
1
2
7
R . O .W.
Stormwater Improvement Concept Plan
Scale: 1”=20’
January 2013
N
1
2
3
Stormwater curb extensions capture runoff from San Pablo
Avenue.
Sidewalk planters capture stormwater from private parking lot.
This will require acceptance and coordination of improvements
with private owner.
A boardwalk allows stormwater to be stored under sidewalk zone
using Silva Cell technology.
4
5
6
Existing bus stop remains in current location.
Stormwater overflow from stormwater curb extensions is captured
within a series of grated green gutters within parking zones/
driveway zones.
Existing driveway is modified.
7
Combination speed bump and trench drain system
conveys runoff into sidewalk stormwater planter.
San Pablo Avenue Green Stormwater Spine Project
City of Albany, California
[ nev-ū-non ]
Nevue Ngan Associates

S a n P a b l o A v e n u e
5
1
1
5 5
3
R . O .W.
6
4
2
B a n k o f A m e r i c a
Stormwater Improvement Concept Plan
Scale: 1”=20’
January 2013
N
1
Stormwater curb extensions capture runoff from San Pablo
Avenue.
4
Existing ADA accessible parking spaces to remain at current
location.
2
3
Sidewalk rain garden captures stormwater from private
parking lot. This will require acceptance and coordination of
improvements with private owner.
A boardwalk allows stormwater to be connected between the curb
extension and rain garden.
5
6
Existing large canopy street trees to remain. Stormwater facility is
graded to allow existing street trees to remain.
Sidewalk rain garden captures stormwater from private parking
lot. Existing signs and utilities will need to be protected.
San Pablo Avenue Green Stormwater Spine Project
City of El Cerrito, California
[ nev-ū-non ]
Nevue Ngan Associates

S a n P a b l o A v e n u e
7
5
4
4
6
6
6
3 8
3
8
9
R . O .W.
9
5
2
1
M o e s e r L a n e
Stormwater Improvement Concept Plan
Scale: 1”=25’
July 2013
N
1
2
3
Stormwater runoff from Moeser Lane enters a new trench drain
and is directed into a stormwater planter at the edge of the
existing parking lot.
A stormwater planters conveys and manages water towards the
south.
A boardwalk allows stormwater to be connected between the
stormwater planter and stormwater curb extension.
4
5
6
Stormwater curb extension extends out into San Pablo
Avenue 4’ and caputres a portion of the sidewalk zone.
Curb cut allows stormwater to enter the stormwater curb
extension landscape area.
4’ wide Pervious paving/landscaped infiltration joints in
pavers captures sidewalk runoff.
7
8
9
Existing landscape island is modified into a stormwater
planter to capture parking lot runoff.
New sidewalk through zone is maintained at 6’ wide.
This existing landscape area is to remain as is.
El Cerrito Urban Greening Grant Project
City of El Cerrito, California
[ nev-ū-non ]
Nevue Ngan Associates

1
M c B r y d e A v e n u e
3
1
1
A n d r a d e A v e n u e
2
3
7 9
4
3
1
5
R . O .W.
6
8
1
R . O .W.
S a n P a b l o A v e n u e
Stormwater Improvement Concept Plan
Scale: 1”=25’
January 2013
N
1
2
3
Stormwater curb extensions capture runoff from San Pablo
Avenue, Andrade Avenue, and McBryde Avenue.
A new rain gardens capture stormwater from private parking lot.
This will require acceptance and coordination of improvements
with private owner.
Boardwalks allow stormwater to be connected between the curb
extensions and rain garden.
4
5
Existing parking spaces are modified to allow for only parallel
parking, however, additional parallel parking is allowed on
McBryde Avenue
Existing bus stop is adjusted to this location.
6 Trench drains used for stormwater conveyance.
9
7
8
A new corner plaza for placemaking opportunity (art,
pedestrian seating, other amenities by others).
Boardwalk allows for additional stormwater storage
adjacent to stormwater curb extension.
Existing private signage/utilities are to be protected
within rain garden.
San Pablo Avenue Green Stormwater Spine Project
City of Richmond, California
[ nev-ū-non ]
Nevue Ngan Associates

F u t u r e E g r e s s
4
F u t u r e I n g r e s s
P r o f e s s i o n a l & R e t a i l B u i l d i n g
1
3
2
2
5
3
7
4
1
6 6
S a n P a b l o A v e n u e
Stormwater Improvement Concept Plan
Scale: 1”=20’
January 2013
N
1
Stormwater planters capture runoff from San Pablo Avenue. Each
planter has a flush curb condition next to bike lane for sheet flow
of stormwater.
4
A large street median rain garden captures runoff from San Pablo
Avenue. The rain garden entry has a flush curb condition next to
bike lane for sheet flow of stormwater.
7
Existing street tree is retained.
2
Future potential improvements include sidewalk planters that
capture stormwater from a portion of private rooftop.
5
A boardwalk allows for stormwater conveyance under the
pedestrian crossing
3 Future potential improvements include trench drains that convey 6
rooftop stormwater overflow to street stormwater planters.
Existing bike lane is retained.
San Pablo Avenue Green Stormwater Spine Project
City of San Pablo, California
[ nev-ū-non ]
Nevue Ngan Associates