Frank c. havens elementary school

CONCEPT DESIGN IIRefinement of hybrid

October 24, 2007

R. P. Gallagher AssociatesStructural Engineers

PURPOSE OF PRESENTATION

SUMMARY OF PREVIOUS HAVENS CONCEPT

SUMMARY OF HYBRID REFINEMENT PROCESS

INTRODUCTION OF HYBRID REFINEMENT WORK

A EAST

A WEST

CENTRAL

Entire Site• Provide fully integrated fire alarm and fire sprinkler system.

Site Access Plan• Accessibility and directional signage throughout• Relocate existing accessible on-street parking space on Oakland Avenue.• Provide new at-grade entry to main doors.• Provide new concrete access ramp from sidewalk to yard at Bonita Avenue.• Provide new accessible gate hardware at all locations.• Provide new concrete access ramps to replace existing on-site non-compliant ramps.

LEGEND:

(N) POSSIBLE FUTURE MODERNIZATION

(E) WALL, NO WORK

(N) 1-HR WALL(N) WALL

STRUCTURAL IMPROV. SEE STRUCT.

DRAWINGS

FIRE-RATED CORRIDOR

(N) ARCH. IMPROVEMENT

(N) BUILDING AREA

PATH OF TRAVEL

Building A-East• Reconfigure area around Library for exiting and to improve usability.• New flooring and roofing in area of work.• New or retrofitted pendant light fixtures at library.• Protected openings at the side property line.

New Infill / Reconfigured Building A-Central• Administration Suite, 2 classrooms, student toilets, raise grade to maximize efficiency of accessibility.• New central hallway with stair and platform lift.• All classrooms exit directly to exterior, (no rated corridors required).

Building A-West • New glazing, flooring and roofing in area of work.• Modify doors, casework, etc. for accessibility.• New pendant light fixtures.• Skylight retrofit of replacement.

Building B • New glazing at south wall.• New flooring and roofing in area of work.• Modify doors, casework, etc. for accessibility.• Protected openings at the property line. • Bathrooms accessible from exterior.

Building C

• Construction currently guided by the Secretary of the Interior’s Standards.• New fire sprinklers integrated into the historic fabric of the ceiling.• Modify entries to provide accessibility throughout.• Restrooms are modified as two separate toilet rooms. • Stage access via platform lift behind the proscenium wall. • New exterior canopy over walkway.

BUILDING EBUILDING D

• Modify doors, casework, etc. for accessibility.• New glazing throughout.• New pendant light fixtures.

KEY STRUCTURAL STRENGTHENING

ELEMENTS

BRACE FRAMES AT BUILDING A WEST.

NEW CONSTRUCTION AT BUILDING A CENTRAL.

MINOR STRENGTHENING AT BUILDING A EAST.

ROOF DIAPHRAGM, EXTERIOR WALL BRACES AND CORRIDOR WALL STRENGTHENING AT BUILDING B.

FOUNDATION, EXTERIOR WALL, AND ROOF DIAPHRAGM AT BUILDING C (ELLEN DRISCOLL THEATRE).

COST ESTIMATE SUMMARY

In $ ,000

(Ellen Driscoll Theater)

(current dollars)

PROJECT COST SUMMARY

CONSTRUCTION COST ESTIMATE

(24 Month Construction Period with 2 phases)

In $ ,000 *

CONSTRUCTION COST ESTIMATE: $ 12,500

SOFT COSTS: $ 3,400

(AE, PM , & CM fees, Inspection, Agency, etc.)

CONTINGENCIES:

Construction $ 1,200

Project $ 500

SUBTOTAL: $ 17,600

ESCALATION: (start construction march 2009) $ 3,200

INTERIM HOUSING: $ 2,200

(including previously committed expenses)

TOTAL PROJECT CONCEPTUAL COST ESTIMATE $ 23,000

*rounded to nearest $ 100,000

PRISCILLA MECKLEY-ARCHULETA

MIKE WASSERMANN

JOHN NELSON

RON GALLAGHER

* For more information, visit http://www.pusdbond.org

R. P. Gallagher AssociatesStructural Engineers

Frank c. havens elementary school