BOARD OF EDUCATION Office of Capital Programs

440 North Broad Street, 3rd Floor – Suite 371 Philadelphia, PA 19130

TELEPHONE: (215) 400-4730

Page 1 of 4

Addendum No. 4

Subject: SDP Contracts No. B-011 C, B-012 C, B-013 C and B-014 C of 2017/18 Major Renovation and Addition Location: Ethan Allen Elementary School This Addendum dated June 22, 2020 shall modify and become part of the Contract Documents. Any items not mentioned herein, or affected by, shall remain strictly in accordance with the original document. NOTICE TO ALL BIDDERS: BID OPENING POSTPONED UNTIL TUESDAY JUNE 30, 2020 AT 2:00 PM. 1. MODIFICATIONS TO GENERAL AND SUPPLEMENTARY CONDITIONS (DIVISION 00)

- See attached Engineering Soil and Foundation Engineering Report in response to Question #84.

2. MODIFICATIONS TO DIVISION 01 GENERAL REQUIREMENTS (DIVISION 01)

A. 01 10 00: Summary of work: - Delete Paragraph 1.07.B.10. Contract No. B-111C of 2017/18 - General

Construction (GC). The trailers will be removed by the School District. - Delete Paragraph 1.10.G.3. Contract No. B-114C of 2017/18 – Electrical

Construction (EC). All electrical, fire alarm, data and communication work for the trailers will be provided by the School District.

3. CHANGES TO TECHNICAL SPECIFICATIONS (DIVISIONS 02-36):

Addendum No. 4 (cont’d)

Page 2 of 4

A. Specification Section 04 20 00: Revise Unit Masonry as follows:

Delete paragraph 2.02.A.1 and insert the following: Brick Type I: Beldon - Claret Full Range Velour A Brick Type II: Beldon - #8530

B. Specification Section 08 06 71: Revise Door Hardware Schedule as follows: - The following hardware sets require (1) Interchangeable Core (CR8027

PYRAMID 626 finish): Sets 4.1, 4.2, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 19.0, 20.0, 20.1, 21.0, 23.0, and 24.0

- The following hardware sets require (2) Interchangeable Cores (CR8027

PYRAMID 626 finish): Sets 5.0 and 22.0 - All exit devices require Core Housing CT6 - All cores to be Corbin Russwin 8027 PYRAMID

C. Add Specification Section 07 81 23: Intumescent Fire Protection; attached.

D. Specification Section 08 51 13: Aluminum Windows. Modify as follows:

2.01A. Aluminum Windows: 1. EFCO, a Pella Company; 325X or PX32: www.efcocorp.com. 2. Oldcastle Building Envelope; Signature Lap: www.oldcastlebe.com. 3. TRACO: www.traco.com. Kawneer; AA4325 or NX-3000: www.kawneer.com. 4. Wausau Window and Wall Systems; 3250i-XLT: www.wausauwindow.com. 5. YKK AP America Inc; YFW 400 TU YOW 350 XT: www.ykkap.com.

2.02A.1. Frame Depth: 4 3-1/2 inches, nominal. 2.03G. Condensation Resistance Factor of Frame: 75 45, measured in accordance with AAMA 1503. 2.03H. Overall U-value, Including Fixed Glazing: 0.36 Btu/(hr sq ft deg F), maximum, measured on the window size required for this project. 2.03I. Overall U-value, Including Operable Glazing: 0.45 Btu/(hr sq ft deg F), maximum, measured on the window size required for this project. 2.04A. Frames: 1-1/34 1.9 to 2.3 inches wide by 4 3.2 to 3.9 inches deep profile, of minimum 0.08 thick section; thermally broken with interior portion of frame insulated from exterior portion; flush glass stops of snap-on type.

Addendum No. 4 (cont’d)

Page 3 of 4

Note: FINISHES (Superior Performing Organic Coatings System) remains unchanged.

E. Specification Section 08 4313: Aluminum-Framed Storefronts - Provide Class I natural anodized finish. Modify Paragraph 2.03A.4 accordingly

and delete Paragraphs 2.06B, C, and D.

4. CLARIFICATIONS: A. Phase 1 of the Construction Phasing Schedule (see A-016) shall read: - Notice to Proceed: September 2020 - Substantial Completion: November 17, 2021 - Final Completion: December 17, 2021 B. Drawing A-109 - First Floor Addition Plan - Area B: The door in the fire wall shall be

identified as Door B101. 1. The door shall be revised to provide a leaf swinging in each direction. See attached

SK-02: Partial First Floor Plan 2. Revised Hardware to include (2) Vertical Rods and Astragal.

C. Drawings A801 – A803 Furniture and Equipment Plans – - The existing chalk boards are to be removed. Provide Visual Display Boards as

specified in Specification Section 10 1101: Visual Display Boards.

D. Correction to Addendum No. 1, Clarification #1: All electrical, data, communication and fire alarm work for the temporary classroom trailers to be provided by the School District.

5. QUESTIONS AND ANSWERS Question 76: Specified Window - YKK YFW 400 TU is a fixed window system and cannot accept operable windows. This is a 4” deep system; YKK recommends that YOW 350 TU (3.5 deep system) be used instead because their 4” systems are fixed only. Please confirm if this is acceptable. Answer: See Changes to Technical Specifications, Part B. above. Question 77: The specifications for Aluminum Storefronts calls for both a clear anodized finish and a painted finish. Please confirm which finish is required. Answer: See Changes to Technical Specifications, Part C. above. Question 78: Most if not all the chalk and tack boards scheduled to be removed because of asbestos glue dots are on plastered walls. Other properties have unfinished wall surfaces behind the chalk/tack boards. Are we to price this project assuming the walls are finished? Answer: No. Assume that an unfinished plaster scratch coat remains after the removal of the chalk boards and tack boards. In addition, all wood trim surrounding the chalk boards and tack boards is to remain.

Addendum No. 4 (cont’d)

Page 4 of 4

Question 79: Many of the surfaces that need to be refinished or painted have art / schoolwork attached by staples, tape, picture hangers etc. Will these items be removed prior to construction by others? Answer: Yes. Answer 80: Please provide an "Intumescent Paint" spec for the exposed beams on the Gym ceilings shown on A205. Answer: See attached Specification Section 07 8123 Intumescent Fire Protection. Question 81: On the 700s plans, there are many rooms without “finish schedule” such as “coat room, J.C., vestibule, fire tower including stairs, storage and office” at the existing building A. The general note #10 on those plans calls that all closets within rooms shall receive same finish as adjacent room so, the coat room in the class room will be priced but, I am not sue if other rooms are required to be painted. Answer: Stair A-1 and Stair A-2 at all floor levels, staff toilet rooms, offices Question 82: The general finish note #19 on A700s plans calls out “paint condensate floor trench pipe cover and frame in all rooms” but, I don’t see them on any plans. Please provide the locations. Answer: See floor plan A-104. The existing condensate floor trench is denoted as a grey hatch with dashed lines and runs along the floor at the exterior wall. Rooms affected by this note include: Special Ed Room A004, Special Ed Room A003B, Classroom A-003A, Lockers A001C, Kitchen Office A-B-1, and Music Room A-B-2. This trench is also visible using the virtual walkthrough. Question 83: The general finish note #14 calls “paint all door frames and window frames in addition trim paint PT-1” so, all the window frames are required to be painted in both the existing and new buildings? Answer: General finish note #14 applies only to the Addition, not the Existing Building. Only interior vision panels (Windows H and J on A-610) shall be painted PT-1. Question 84: IG-6 in the spec makes no sense. The only place we would use it per the spec is in the lower storefront type F3, and 1-1/4” glass (IG-6 spec) will not fit in a storefront glass pocket. We will plan to use IG-5 at this location per the next sentence. F1 and G1 are the other lower storefronts with doors, and they are called out as IG-5 with no laminate. Answer: Agreed - delete IG-6 from the specifications and use IG-5 as described for F3, F1, and G1. Question 85: Structural Drawing S-100 indicates to perform Ground Improvement - Soil Removal and Replacement per Underwood Engineering Soil and Foundation Engineering Report dated January 25, 2019. Answer: See attached Engineering Soil and Foundation Engineering Report. ATTACHMENTS:

- Revised Specification Section: Specification 07 8123 Intumescent Fire Protection - SKA-02: Partial Floor Plan - Engineering Soil and Foundation Engineering Report

End of Addendum 4

Ethan Allen Elementary School - Major Renovation and AdditionSDP Contract Nos. B-011C, B-012C, B-013C, B-014C of 2017/18

INTUMESCENT FIRE PROTECTION07 8123 - 1 of 3

SECTION 07 8123 - INTUMESCENT FIRE PROTECTION

PART 1 GENERAL

1.01 SECTION INCLUDES

A. Thin-film intumescent fire protection.

1.02 REFERENCE STANDARDS

A. ASTM E84 - Standard Test Method for Surface Burning Characteristics of Building Materials;2018b.

B. ASTM E119 - Standard Test Methods for Fire Tests of Building Construction and Materials;2018c.

C. SSPC-PA 2 - Procedure For Determining Conformance To Dry Coating ThicknessRequirements; 2015, with Editorial Revision (2018).

1.03 SUBMITTALS

A. See Section 01 3000 - Administrative Requirements, for submittals procedures.

B. Product Data: Manufacturer's data sheets on each product to be used, including:1. Performance characteristics and test results.2. Preparation instructions and recommendations.3. Storage and handling requirements and recommendations.4. Installation methods.

C. Certificates: Certify that intumescent fireproofing provided for this project meets or exceedsspecified requirements in all respects.

D. Test Reports: Published fire resistive designs for structural elements of the types required forthe project, indicating hourly ratings of each assembly.

E. Field Quality Control Submittals: Submit field test report.

1.04 QUALITY ASSURANCE

A. Manufacturer Qualifications: Company that specializes in manufacturing the type of productsspecified, with minimum of five years of experience.

B. Installer Qualifications: Company specializing in performing work of the type specified and withat least three years of experience.

1.05 DELIVERY, STORAGE, AND HANDLING

A. Deliver materials in manufacturer’s original, unopened containers with identification labels andtesting agency markings intact and legible.

B. Store products in manufacturer's unopened packaging until ready for installation.1. Store at temperatures not less than 50 degrees F in dry, protected area.2. Protect from freezing, and do not store in direct sunlight.3. Dispose of any materials that have come into contact with contaminants of any kind prior

to application.

Ethan Allen Elementary School - Major Renovation and AdditionSDP Contract Nos. B-011C, B-012C, B-013C, B-014C of 2017/18

INTUMESCENT FIRE PROTECTION07 8123 - 2 of 3

C. Dispose of solvent-based materials, and materials used with solvent-based materials, inaccordance with requirements of local authorities having jurisdiction.

1.06 FIELD CONDITIONS

A. Protect areas of application from windblown dust and rain.

B. Maintain ambient field conditions (temperature, humidity, and ventilation) within limitsrecommended by manufacturer for optimum results. Do not install products under ambientconditions outside manufacturer's absolute limits.1. Provide temporary enclosures as required to control ambient conditions.2. Do not apply intumescent fireproofing when ambient temperatures are below 50 degrees

F without specific approval from manufacturer.3. Maintain relative humidity between 40 and 60 percent in areas of application.4. Maintain ventilation in enclosed spaces during application and for not less than 72 hours

afterward.

PART 2 PRODUCTS

2.01 SYSTEM REQUIREMENTS

A. Fireproofing: Provide intumescent thin-film fire protection systems tested by an independenttesting agency in accordance with ASTM E119 and acceptable to authorities having jurisdiction(AHJ).1. Provide assemblies listed by UL or FM and bearing listing agency label or mark.

2.02 MATERIALS

A. Fire Resistive Coating System: Thin-film intumescent fire protection system for structural steel.1. Surface Burning Characteristics: Tested in accordance with ASTM E84.

a. Flame Spread Index (FSI): 25, maximum.b. Smoke Developed Index (SDI): 50, maximum.

2. For Interior Use:a. Use only products without fiber content.

B. Sealers and Primer: As required by tested and listed assemblies, and recommended byfireproofing manufacturer to suit specific substrate conditions.

PART 3 EXECUTION

3.01 EXAMINATION

A. Examine substrates to determine if they are in satisfactory condition to receive intumescent fireprotection; verify that substrates are clean and free of oil, grease, incompatible primers, or otherforeign substances capable of impairing bond to fireproofing system.

B. Do not begin installation until substrates have been properly prepared.

C. If substrate preparation is responsibility of another installer, notify Architect of unsatisfactorypreparation before proceeding.

3.02 PREPARATION

A. Thoroughly clean surfaces to receive fireproofing.

Ethan Allen Elementary School - Major Renovation and AdditionSDP Contract Nos. B-011C, B-012C, B-013C, B-014C of 2017/18

INTUMESCENT FIRE PROTECTION07 8123 - 3 of 3

B. Repair substrates to remove surface imperfections that could effect uniformity of texture andthickness of fireproofing system, and remove minor projections and fill voids that could telegraphthrough finished work.

C. Cover or otherwise protect other work that might be damaged by fallout or overspray offireproofing system, and provide temporary enclosures as necessary to confine operations andmaintain required ambient field conditions.

3.03 APPLICATION

A. Comply with manufacturer's instructions for each particular intumescent fire protection systeminstallation application as indicated.

B. Apply manufacturer’s recommended primer to required coating thickness.

C. Apply fireproofing to full thickness over entire area of each substrate to be protected.

D. Apply coats at manufacturer’s recommended rate to achieve dry film thickness (DFT) asrequired for fire resistance ratings designated for each condition.

E. Apply intumescent fire protection by spraying to maximum extent possible, and as necessarycomplete coverage by roller application or other method acceptable to manufacturer.

3.04 FIELD QUALITY CONTROL

A. Perform field inspection and testing in accordance with Section 01 4000 - Quality Requirements.1. Arrange for testing of installed intumescent fire protection by an independent testing

laboratory using magnetic pull-off dry film thickness gage in accordance with SSPC-PA 2,and ensure it meets requirements of authorities having jurisdiction (AHJ).

2. Submit field test reports promptly to Contractor and Architect.

B. Repair or replace intumescent fire protection at locations where test results indicate fireproofingdoes not meet specified requirements.

END OF SECTION

DN

2

A-400

1 2

E E

CR

A-402

D

D.5

1.1

D.2

1.6

C

A-401

EX-DEX-D

CB

A-401

CA

A-401

CANOPY

BELOW

B105STAIR B1

ST B1.1

ELEVATOR

269 SF

CORRIDOR

B101

1'-8"

M.O.

7'-4"

A2

D1D1

A-180

9

77 SF

ELEVATOR

MACHINE

B102

E3

ELEC

B103B103

1'-1 1/4"

4'-5

1/4

"

1'-11

"5'-0

"

B102

STB1.1M.O

.

4'-0

"

C1C1

C2

9'-6 3/4"

C2

C2

A2

A2

9'-5"

8'-4

"

H

7'-3"

17

0.0

0°

F.E.C.

AD

DIT

ION

EX

IST

ING

BU

ILD

ING

2'-2 1/2"

9'-3 5/8"

EXPANSION

JOINT

B101

3'-0

"

3'-6

"

C1A2

C1

C1

C4

A2 C1

C4

USA Project No.:

Date:

Drawn By: Checked By:

Reference RFI:

Drawing No.:

Drawing Title:

Page:

Reference Drawing:

ofusaarchitects.com

1550 Latimer Street, 3rd. Fl.

Philadelphia, PA18042

t 215.904.4597

f 215.690.0829

6/2

2/2

020 1

:24:5

5 P

MC:\

Use

rs\m

warn

er\

Docu

ments

\2018-0

80_Eth

an A

llen E

lem

enta

ry S

chool_

R2019 V

ers

ion_m

warn

erD

QZXR.r

vt

MW RH

SKA-02

2018-080

PARTIAL 1ST FLOOR PLAN

A-105, A-109

06/22/20 1 1

MAJOR RENOVATION AND ADDITION

3001 ROBBINS STREET

PHILADELPHIA, PENNSYLVANIA 19149

ETHAN ALLEN ELEMENTARY SCHOOL

PROJECT TYPE

AT/FOR

FOR/THE