treasure island development program · treasure island development authority t5.3 engaging the...

Treasure Island Development Authority

Treasure Island Development Program

Parcels C3.1 & C3.2 Design Requirements

June 21, 2017


Agenda

• Introduction

• Background & Regulatory Context

• Design Requirements Highlights

• Streets

• Building Envelope

• Building Design

• Parking


Regulatory Context and Authority

• Treasure Island / Yerba Buena Island Special Use District (Special UseDistrict)• Planning Code Section 249.52• Basic land use and development standards• Approval Process by TIDA and Planning Department for vertical

developments• Design for Development (D4D)

• Approved by the TIDA Board and the Board of Supervisors• Adopted by Planning Commission and referenced by Special Use

District Planning Code• Offers detailed design standards and guidelines


TIDA Parcel C3.1 & C3.2


Design for Development (D4D)


Streetscape Master Plan

• Approved by TIDA Board• Furthers the D4D documents• Contains more specific design standards

and guidelines• Positions the streetscape as performing

landscape• Contains guidelines for the following:

• Paving• Street trees and planting• Lighting• Street furnishings,• Accessible parking and on-street

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T2 - Streets

• Within Cityside District• Ave C – South• Windrow Streets

• 5th Street• 6th Street

• Shared Public Way• Mid-Block Easement• Job Corps Campus to

the East


T2.11 Streets – Ave C

• Continuouslandscape stripalong Job Corpsproperty

• Enhanced concretesidewalk, StoneSetts for furnishingzone

• Red Flowering Gumand Oak Tree

• 6 ft setback fromRight-of-Way (ROW)


T2.12 Streets – 5th and 6th Streets

• Oriented to maximize thesun and buffer prevailingwinds

• Windrow tree and Snowin Summer tree

• Enhanced concretesidewalk, pavers forfurnishings zone

• Furnishings• Seat• Waste Station• Bike Parking

• 6 ft setback from Right-of-Way (ROW)


T2.22 Streets – Shared Public Way

• Pedestrian use primarily• Social seating arrangements• Pedestrian only zone and

shared zone• Street Trees

• Autumn gold• Autumn purple white

ash• Brisbane box trees

• Enhanced concrete sidewalkin pedestrian only andshared zone

• Continuous detectablewarning surface betweenpedestrian and shared zone


T2.22 Streets – Shared Public Way

• Meandering building faceand spatial character

• Setback ranges to 0 ft to 6 ft• 3 ft average setback• 3 ft -6 ft setback limited to

max of 100ft or 50% ofstreet frontage


T2.23 Streets – Mid-Block Easement

• Private easement that allows the public access• Vehicle access to garages only, no access to Shared Public Way• If easement is shared by pedestrian and vehicles, minimum width

is 35 ft• Minimum width is 16 ft for pedestrian only• Enhanced concrete paving, pavers or stone


T4 Building Envelope


T4.2 Building Envelope – Setback (Minimum)


T4.3 Streetwall Requirements

• Defined edges to the publicrealm

• Controls the percentage ofbuilding massing built to thesetback line


T4.4 Building Envelope – Maximum Height


C3.1 & C3.2 Parcel Layout


T5 Building Design

• Architectural vision• Built around importance of public

space network• Lively and socially interactive


T5.2 Sustainable Building Design

• All new buildings shall be subjects to the Green Building Specifications• Green Building Specifications

• Supplements the Green Building Ordinance and building codes• Applicable regulations are listed so developers may check to ensure

current version of the regulations are followed• Cover the following categories

• Energy• Waste• Water• Landscaping• Building and Site Design• Material and Indoor Air Quality• Other (includes lighting, appliance, etc.)

• Use regionally vegetation that does not require permanent irrigation• Provide “solar ready” infrastructure


T5.3 Engaging the Public Realm

• Ground floor residential units facing a publiclyaccessible street or open space• required to provide an individual front entry• Alternatively, orient their living space to the

public street or open space• raised 24 to 36 inches above adjacent grade• 60 sq. ft of level, private open space within

private setback zone• Encroachment into ROW and projection into

setback are permitted Table T5.b


T5.3 Pedestrian Scale

• First 35 ft of building façade• 50% transparent• Include detailing relate to pedestrians

such as canopies, overhangs, signage,lighting, etc

• At Mid-block easements, percentage offenestration as area of exterior wall facingthe easement shall be:• 25% minimum, 75% maximum for

floors above 1st story• 25 minimum for 1st story


T6 Parking

• Off-Street Parking• 1 for each dwelling unit maximum• Unbundled, exception can be granted to

affordable housing projects• Entitlement, budget and special constraint will

limit the number of spaces• Bicycle Parking

• Over 50 dwelling units, 25 Class 1 Spaces, plusClass 1 Space for every 4 additional dwelling unitsover 50

• Class 1 Spaces are bike lockers, bike cages/rooms,stations, monitoring bike parking space

• Car Sharing• 1 required car-share parking space for residential

units between 50-200 units• Located on the building, or within 800 ft of the

building, or at the site approved by TIDA orPlanning Department.


T6.3 Curb Cut Plan

• No driveway inPublic SharedWay


Appendix to D4D

• Green Building Specifications• EIR Mitigation Measures

• Additional requirements for vertical developers per the EIRdocuments• Wind analysis & bird strike mitigation

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