HIDDEN VALLEY PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
3 MINUTES TO MIDNIGHT
October 2007 Sea Level
October 2010 Price / Acre
October 2016
Density
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
Glacial Time-line
Annual Departure Precipitation
2075 - Storm and Sea surge
Flood
$100K - $999K $1M-$10M $10M-$100M Over 100M Below 100 100-999 1000-9999 10,000-99,999 Upland Bedrock Coarse Moraine Deposit Lowland Bedrock Glacial Sea bed; Silt + Sand + Clay Fine Moraine Deposit
Glacial Deposit
Urban Transact
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
VALLEYS AND PRECEDENT STUDY Up-Land
+ -192 ‘
Sea level
-192 ‘
+ -90‘
+ Sea level -85‘
+
Malde en Val a le ley y (D:: 19 195f 5feett, L: 2. 2.3 3 mi))
Northern Border Fault
-204‘
Design Intervention
-204‘
+
+
-56‘
+
Sea level
-42‘ -30‘
+
Low-Land
Charles River Valley (D: 100 feet, L: 80 mi)
Bore-well Bedrock Mapping
Sections along Fresh Pond Valley
Cayuga (435 Feet, 37.9 mi)
Bore-well Bedrock Mapping
Seneca (618 Feet, 37mi)
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
OPPORTUNITY SITES AND DE-DENSIFICATION
Hanscom Field 132 ft AMSL
Wilmington 15 mi
Present
+ Hanscom Field
2050
10 mi 5 mi
+ Boston Logan 20 ft AMSL Present 2050
Commercial
> 200
Industrial
50 - 100 100 - 200
Open Space
0 - 50
Transportation
Opportunity Space
Soil +Topographic Gravel Depth (Ft.)
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
Present Population- 3,330 sq/mi Proposed - 13 -15,000 sq/mi
Present Population - 1,900 Sq/mi Proposed - 10-15,000 Sq/mi
Present Population - 4,705 sq/mi Proposed - 10 -12,000 Sq/mi
Re-organization of Urban Fabric
Present - 663 Sq/mi Proposed - 5-10,000Sq/mi
Present - 6,859 Sq/mi Proposed - 500 Sq/mi
Present - 13,841Sq/mi Proposed - 5,000 Sq/mi PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
CURRENT : BURRIED VALLEY
Urbanization
Riverines
Impervious Clay
Sand & Gravel Impervious Clay Gravel Sand Glacial Till Bedrock Glacial Till Bedrock
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
PROPOSED : REVEAL THE HIDDEN OPPORTUNITY (30-50 YEARS)
Urbanization
Riverines
Impervious Clay
Sand & Gravel Impervious Clay Gravel & Sand Flooding Glacial Till Bedrock Glacial Till Bedrock
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
INUNDATED LANDSCAPE LANDSCAPE INUNDATED
+ Levees
+
BERM B ERM RM
+
FILL CUT
+ Sa ine Sal in ne Water Waater t Saline
Mo Mou ound ou Mound
Sedime Sed im n ime im imenta nta tatio on Sedimentation
Existing Existi Exi s ng sti g Wat Water er bod b bodyy
LLev Le e ees es es Levees
Reduced Ree uce Red ceed Speed Speed Flow ow w
Fresh Fressh Fr Fre h Water Wateerr Wa Wat
Berm Be B Ber em
0 Flood Bas Basin asin as in
0 Mi M 0.5
M 1.0 Mi
PANKTI SANGANEE SUEN SU EN 7130 PROFESSOR P PR OFES OF ESSO SOR : SCOTT BISHOP BISH HOP
NEW ESTUARINE ECOLOGY (50-100 Years) Transit Zone
High Marsh
High Tide
Mud Flats
Low Tide
ADAPTATION Stage 1 0-10 YEARS
DEVELOPMENT Stage 2 10-20 YEARS
Seeding and Saline waters invade existing Environments
Undisturbed landscape to evolves to form Healthy Estuarine Ecology
MATURE ECOLOGY Stage 3 20-50 YEARS Self-Evolving ecology that incorporates human activity
Glacial Till
Upland
Slat Marsh
Flood Tide
Stage 1 0-10 YEARS
WATER
Visible water system, engineered landforms to let in water. Controlled flooding recharges the ground table and forms a resilient landscape
Bring Back Wetland
Inundated Landscape
Groundwater Recharge
Stage 2 5-15 YEARS
ECOLOGY
The new mature matrix with Estuarine Ecology forms a new micro climate that provides refuge for wild life and humans
Landscaped Terrain
Riparian Matrix
Wild-life Refuge
EARTH WORK Stage 3 5-30 YEARS Terraced Landforms
PHASING
Bank Stabilization
Vegetative Cut-Fill Mound
Sustainable cut and fill and use of existing vegetative decay for mounds help stabilize the bank and water management
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP
PHASING 2050
Fresh Pond Valley
2100
Malden Hidden Valley
2150
Charles River Hidden Valley
2200
Neponset River Hidden Valley
PANKTI SANGANEE SUEN 7130 PROFESSOR : SCOTT BISHOP