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Rise and Fall of the American Industrial City
Mallach
Pruitt-Igoe
Marshall
A Decade of Urban Transformation - transit, disaster recovery, and retirement neighborhoods
E. Badger
What is redlining?
Jackson
More Americans are Living in Wildfire Areas
Rojanasakul and Plumer
America Is Lying to Itself About the Cost of Disasters
Schlangrer
Stop Building in Floodplains
Palmer
What Is Zoning Reform and Why Do We Need It?
Sisson
How Parking Reform Is Helping Transform American Cities
Grabar
How Amsterdam became the bicycle capital of the world
Van der Zee
Ten features of walkable communities - mixed land use, sidewalks, lower traffic speeds
Steuteville
How Paris Kicked out Cars - bus corridors, tramways, and
subways has caused mass transit ridership to jump by almost 40 percent
Grabar
To Zone or Not to Zone - comparison of European and American zoning
Hirt
Why America Should Sprawl - more houses to fix affordable housing crisis
Dougherty
Sprawl Is Not the Answer to the US Housing Crisis - housing density for housing shortage and minimize environmental impacts
Nanavatty
Cancel Zoning - to fix the housing-affordability crisis, segregation
Gray
Parking reform that could transform Manhattan - charging for curb parking and spending the revenue on public services will help most lower-income people in the Upper West Side
Shoup
Walkable City: How Downtown can Save America
Speck
Why Living Smaller, Living Closer, and Driving Less are the Keys to Sustainability
Owen
Origins and Implications of American Land Use Regulations
Sonia Hirt
Moving away from single-family zoning (Minneapolis
Badger and Bui
Urban Land Use Responses
Regulation, Redevelopment, and Relocation
Congestion and Pollution
Urban Issues
Housing Act of 1949 - Demolished more houses than it built - created scarcity segregation/gentrification
Low Income Housing Tax Credit - Created by the Tax Reform Act of 1986 (provides tax credit for rental housing targeted to
Regulation
Created high rise public housing in major cities
Failed Pruitt-Igoe Model
Suburbanization, as promoted by federal policies on taxation, housing, lending and highways
Ebenezer Howard’s Garden Cities
Industrial Suburbs (railroad, streetcar, automobile)
Relocation
Office parks, housing subdivisions, shopping centers, lack of civic institutions and roads
What is sprawl?
Government policies, Market, Conspiracy
Sprawl Causes
FHA changed mortgage terms - reduced downpayment and increased loan timeline
Urban renewal programs
Interstate Highway Act
Sprawl government policies
National City Lines - bought out over 100 streetcar lines in 45 cities and converted them to car roads
Sprawl Conspiracy
Cramped, multi-family housing for the poor constructed by public institutions
Single family homes for white families constructed by private developers with government support
Government Tiered Housing Solutions
Made commuting to cities from urban areas easier and encouraged moving to suburbs
Displaced black communities
Federal Highway Act of 1956
Increased driving
Isolation – particularly for those who can’t drive
Increased pollution and carbon emissions
Excessive parking
Stormwater runoff
Obesity
Consequences of Sprawl
States have authority to protect the health, safety and welfare
States can delegate that authority to municipalities
Standard Zoning Enabling Act (1926) - If states adopted, local governments could determine their own zoning
Authority to Zone
Regulates type, size, location, and intensity of development
Zoning
Eliminate requirements for off-street parking.
Charge the right prices for on-street parking.
Spend the parking revenue to improve public services on the metered streets
Donald Shoup’s Recommendations
Promotes driving and sprawl by separating uses
Increases stormwater runoff
Makes places less walkable
Opportunity costs
Contributes to heat island
Increases the cost of housing and goods
Impacts of Parking
Minimum parking requirements – parking standards, rather than the market, dictate the amount of parking
Why so much parking?
To compete with the suburbs by being more like them
Urban renewal - replace neighborhoods with parking
Interstate highways
Loss of downtowns
Provision must be made for changing the regulations as conditions change or new conditions arise.
Zoning Flexibility
For hardship cases
Not for a change in use
Zoning Variance
A formal change to the zoning ordinance for an area not one parcel and must be approved by a local elected body
Zoning Amendment
Usually not listed in zoning ordinance as allowed or prohibited within a specific zone
Conditional Use Permit
Simplicity and predictability.
Segregates incompatible land uses
Protects residential property values
Zoning Advantages
Interferes with the market
Difficult to know in advance the best future uses of a site
Can be exclusionary/inflexible
Zoning Disadvantages
The US has no federal land use law, plan or agency
US Zoning
Germany has Federal law that establishes 4 land use classes: residential, mixed, commercial and special.
These are divided into 10 subclasses. All allow mixed uses. No exclusive residential zones
German Zoning
Local governments can apportion land among different zones, but local plans require approval from Tokyo
Has 12 zones
No districts/zones that are exclusively residential
Houses and schools are allowed in every zone except exclusively industrial zone
Japanese Zoning
Zoning and Redlining
Federal Policies & Programs Promoting Segregation
FHA underwrote housing loans in white-only neighborhoods and restricted investment in black neighborhoods
Redlining
a legally enforceable contract imposed in a deed on the buyer of property
Restrictive Covenants
Many land uses prohibited in white neighborhoods were allowed in minority communities
Expulsive Zoning
Prosperous black neighborhood but was demolished to build the Ida Wells Homes (public housing with no funding for upkeep)
Bronzeville, Chicago Public Housing
Purchased existing mortgages that were at risk of default, issued new ones with more favorable terms.
Color coded investment maps
Home Ownership Loan Corporation (1933)
Established the Federal Housing Administration
Provided mortgage guarantees to lenders who followed federal standards
Standardized the 30-year mortgage
FHA underwriting rules cemented existing patterns of racial segregation
National Housing Act (1934)
Until the 1950s, the federal government played a limited role in disaster recovery, which was viewed as a state/local responsibility
Reactive policy enactment (policies changed after disasters)
Federal Disaster Policies
Insurance available for communities adopt and enforce floodplain management ordinances that meet federal standards
National Flood Insurance
Not actuarially sound (premiums don’t cover losses)
Program has been in debt since Hurricane Katrina
Encourages development in floodplains
Repetitive losses
Maps often inaccurate
National Flood Insurance Weaknesses
Eliminated by President Trump
Building Resilient Infrastructure and Communities (BRIC)
Disaster Recovery and Reform Act of 2018
FEMA offers grants to affected areas covered by Presidential Disaster Declaration
Pre-disaster Assistance, called BRIC
Requires 25% financial match from local government
Must have FEMA-approved Hazard Mitigation Plan in place
Hazard Mitigation Grant Program (post-disaster)
Link flood insurance to restrictions on future floodplain development
Set premiums to reflect actual flood risk; don’t subsidize insurance rates
Test the program in one or two markets before going national
Gilbert White’s Recommendations for NFIP (1966)
In trying to make hazard-prone areas safer for development, government policies made them targets for catastrophes
Safe development paradox
Local governments adopt policies to limit development in vulnerable areas after these areas have already been developed
Local development paradox
Eliminate single-family-only zoning
Promote missing middle housing
Allow accessory dwelling units
Abolish parking minimums
Zone for adaptive reuse
Embrace state preemption
Reduce minimum lot sizes
Local Code Reform
American households are shrinking
Older populations
Demand for smaller homes, lower living costs, walkable neighborhoods, and places for people to age in place… Yet zoning across the U.S. largely discourages these features
Need for Reform
Allowed transit oriented development
Allowing ADUs in low-density areas
You could add 500,000 units - identify underutilized land: vacant lots, single-story retail, offices that could be converted to apartments
NYC Zoning Reform
US is generally opposed to regulation but loves zoning
Zoning is supposed to promote public health but instead dirty industries locate in poor residential neighborhoods and has led to other public health issues such as obesity
Zoning Paradoxes
Comprise over 80% of public space in a city, yet most streets are designed primarily to move cars
Purpose of a Street
Spatial Enclosure
Comfortable
Safe
Connected
Interesting
Useful
Design Principles for Walkable Streets
The Jokinen Plan - extensive highways (only partially happened)
Today - 38% of all trips are made by bikes
Amsterdam Case Study
Infrastructure
Safe
Connected
Accessible
Convenient
Bike Features
Funded primarily by the federal government: FEMA/HUD
Voluntary – homeowners paid pre-flood, fair market value
Homes demolished (or moved) and land set aside permanently as open space
Buyouts
Moves people out of harm’s way
Returns floodplains to their natural stat
Buyout Pros
Uncertainty and long lead times
Checkerboard pattern limits use
Impact on the community
Low-income residents often left out
Buyout Cons
After 1953 flood they built extensive levees - leads to land reclamation
Nederland Case Study