Wapello 23-05-26-01_Addendum1.pdf

IOWA DEPARTMENT OF NATURAL RESOURCES ADDENDUM No. 1

LAND & WATERS BUREAU

WALLACE STATE OFFICE BUILDING

LAKE WAPELLO STATE PARK

OFFICE AND STORAGE BUILDING

DAVIS COUNTY, IOWA

PROJECT NUMBER: 23-05-26-01

April 7, 2023

This Addendum is issued to modify, explain or correct the original Drawings and Specifications, and is hereby made a part of the Contract Documents. Please attach this Addendum to the Project Manual in your possession. Insert the number and issue date of this Addendum in the blank space provided on the Proposal Form.

Modifications/Clarifications:

1. Suspended storage loft in Heated Bays 106 shall have a load rating of 125 PSF minimum.

2. Sanitary Napkin Holder shall be mounted at DPS Building Inspector’s discretion.

3. There shall be 15 bollards in this project, 8 around the building, 5 near the fuel tanks, and 2 near the electrical transformer.

4. Attached updated proposal sheet reflects updated quantities for Bid Items #8 and #11, and #27 Soil

Pressure Testing

Project Manual:

1. Attached updated proposal sheet reflects updated quantities for Bid Items #8 and #11, and #27 Soil

Pressure Testing (see attached)

2. The following specifications shall be included in this project and contract, 05500, 06071, 06100, 06121, 06190, 06200, 06410, 07190, 07200, 07600, 07712, 07900, 08360, 09250, 09900 (see attached)

Civil Drawings:

1. Water line shall run to the west of the building and enter the building on the south end, as shown on the updated Civil drawings attached. Please see attached C1, C2, C3, and C4 sheets that supersede existing C sheets.

PROPOSAL 00300-1

Time and Date of Letting 11:00 AM, April 20, 2023 PROPOSAL

Project Description and Location Project No. 23-05-26-01

OFFICE & STORAGE BUILDING

LAKE WAPELLO STATE PARK

DAVIS COUNTY, Iowa

Proposal of:

(Name of Bidder)

Located at:

(Address) (Telephone include area code)

Amount of

Proposal Guarantee

Specified completion date or Number of Working Days

Approx. or Specified Starting Date or Number of Working Days

Liquidated Damages

Per Day

$50,000.00 March 1, 2024 N/A $500.00

The undersigned hereby agrees, if awarded the contract, to execute the proposed contract and to furnish an approved performance bond in a amount not less than 100 percent of the contract award within 30 days after the date of approval of award of the contract, and to provide all labor, materials, and equipment required to complete the project designated above, for the price hereinafter set forth, in strict compliance with the contract documents prepared by the

Iowa Department of Natural Resources.

The undersigned agrees, if awarded the contract, to commence the work within a reasonable time after the preconstruction conference or by the specific starting date, if so specified, and to complete the work within the contract period, or to pay liquidated damages in the amount stipulated herein for each calendar day the work remains uncompleted after the expiration of the contract period or any authorized reduction thereof.

A proposal guarantee in the amount stipulated herein is included with this proposal, to be forfeited to the Iowa

Department of Natural Resources if the undersigned fails to execute the contract and furnish an approved performance bond, if awarded the contract.

By virtue of statutory authority, preference will be given to products and provisions grown and coal produced within the state of Iowa, and also, a resident bidder shall be allowed a preference against a nonresident bidder from a state or foreign country which gives or requires a preference to bidders from that state or foreign country on projects in which there are no federal funds involved.

BY

(Iowa Contractor Registration No.)

(Signed) (Date)

(Phone Number) (Fax Number)

(Email Address)

By signing and submitting the proposal, the bidder:

1. Gives an unsworn declaration on behalf of each person, firm, association, partnership, or corporation has not, either directly or indirectly, entered into any agreement, participated in any collusion, or otherwise taken any action in restraint of free competitive bidding in connection with such contract, and is not under debarment currently by the Federal government for a criminal violation which is reasonably related to bidding and contracting procedures; and

PROPOSAL 00300-2

2. Affirms to have examined the plans, specifications, and job site to become acquainted with the adjacent areas, means of approach to the site, conditions of the actual job site, and the facilities for delivering, storing, placing, and handling of materials and equipment.

SCHEDULE OF PRICES

Project Description and Location

OFFICE & STORAGE BUILDING, LAKE WAPELLO STATE PARK, DAVIS COUNTY

Name of Bidder

THE “UNIT PRICE” AND “AMOUNT” COLUMNS MUST BE FILLED IN FOR THIS PROPOSAL TO BE CONSIDERED

COMPLETE. IF THERE IS A DISCREPANCY BETWEEN UNIT BID PRICES, EXTENSIONS, OR TOTAL AMOUNTS OF BID, THE

UNIT PRICES SHALL GOVERN.

Item

No.

Description

Estimated

Quantity Unit Price Amount

1 Mobilization 1 LS

2 Construction Staking 1 LS

3 NPDES General Permit #2 1 LS

4 Grading 1 LS

5 8-Inch Filter Sock 420 LF

6 Seeding, Fertilizing and Mulching 1 LS

7 Class 'A' Crushed Stone 855 Tons

8 Sanitary/Septic/Sand Filter System 1 LS

9 12-inch RCP Class III 104 LF

10 12-inch RCP Class III FES 4 EA

11 1-inch Type 'K' Copper Water Service 213 LF

12 4x4x1 Tapping Tee 1 EA

13 1-inch Curb Stop 1 EA

14 1-inch LP Service Line 130 LF

15 Black PVC Coated Chain Link Fencing 6 LF

Black PVC Coated Chain Link Fencing 12' Swing

Gate 1 EA

17 6-inch Non-Reinforced PCC Pavement 32 SY

18 5-inch Non-Reinforced PCC Sidewalk 27.5 SY

19 Precast Concrete Parking Wheel Stops 4 EA

PROPOSAL 00300-3

20 Parking Space Cross Hatch Paint Striping 1 LS

21 Handicap Signage 1 LS

22 Office / Shop Building and all Associated Items 1 LS

23 LP Tank, Fuel Tank, and Pad 1 LS

24 Traffic Bollards and Sleeves 15 EA

25 Microwave and Refrigerator 1 LS

26 Washer and Dryer 1 LS

27 Soil Bearing Pressure Testing 1 LS

Total

Bidder Acknowledges Receipt of Any Issued Addenda

Below List of Subcontractors

(Number and Date) (Attach additional pages, if necessary)

10/17/18 METAL FABRICATIONS

05500-1

SECTION 05500

METAL FABRICATIONS

PART 1 - GENERAL

1.01 SUMMARY:

A. Section Includes: The furnishing and installation of all structural steel work, steel tubing, aluminum items, anchor bolts, steel bearing plates, and miscellaneous embedded and nonembedded metal work, as specified herein and as indicated on the Drawings.

B. Related Sections: Drawings and General Provisions of the Contract, including the General

Covenants and Provisions, Supplementary Covenants and Provisions and General

Requirements as well as, but not necessarily limited to, the following:

Section 06100 - Rough Carpentry

Section 09900 - Painting

1.02 SUBMITTALS:

A. Provide submittals in accordance with Section 01300.

B. Product Data: Submit manufacturer's specifications, anchor details and installation instructions for products used in miscellaneous metal fabrications, including paint products and grout.

C. Shop Drawings: Submit shop drawings for fabrication and erection of miscellaneous metal fabrications.

1. Include plans, elevations and details of sections and connections.

2. Show anchorage and accessory items.

3. Provide templates for anchor and bolt installation by others.

4. Where materials or fabrications are indicated to comply with certain requirements for design loadings, include structural computation, material properties and other information needed for structural analysis.

D. Samples: Submit two sets of representative samples of materials and finished products as may be requested by the Architect.

1.03 QUALITY ASSURANCE:

A. Use adequate numbers of skilled workers who are thoroughly trained and experienced in the necessary crafts and who are completely familiar with the specified requirements and the methods needed for proper performance of the work in this section.

B. Perform shop and/or field welding required in connection with the work of this section in strict accordance with pertinent recommendations of the American Welding Society.

05500-2

C. Field Measurement: Take field measurements prior to preparation of shop drawings and fabrication, where possible.

1. Do not delay job progress; allow for trimming and fitting where taking field measurements before fabrication might delay work.

D. Shop Assembly: Preassemble items in shop to greatest extent possible to minimize field splicing. Disassemble units only as necessary for shipping and handling limitations.

1. Clearly mark units for reassembly and coordinated installation.

1.04 DELIVERY, STORAGE, AND HANDLING:

A. Protection: Use all means necessary to protect the materials of this section before, during and after installation and to protect the work and materials of all other trades.

B. Replacement: In the event of damage, immediately make all repairs and replacements necessary to the approval of the Architect and at no additional cost to the Owner.

PART 2 - PRODUCTS

2.01 MATERIALS:

A. Metal Surfaces, General: For fabrication of the work of this section which will be exposed to view, use only those materials which are smooth and free from surface blemishes including pitting, seams marks, roller marks, rolled trade names, and roughness.

B. Metal Standards: Provide materials complying with:

1. Steel plates, shapes, and bars: ASTM A36.

2. Steel plates to be bent or cold formed: ASTM A283, Grade C.

3. Steel tubing, cold formed, ASTM 500; or hot-rolled, ASTM A 501.

4. Gray iron castings: ASTM A48, Class 30.

5. Steel bars and bar-size shapes: ASTM A306, Grade 65, or ASTM A36.

6. Cold-finished steel bars: ASTM A108.

7. Cold-rolled carbon steel sheets: ASTM A336.

8. Galvanized carbon steel sheets: ASTM A526, with G90 zinc coating in accordance with ASTM A525.

9. Stainless steel sheets: AISI type 302 or 304, 24 gauge, with number 4 finish.

10. Malleable iron castings: ASTM A47, grade as selected by the fabricator.

05500-3

11. Steel pipe: ASTM A53, type as selected, Grade A, black finish unless galvanizing is required, standard weight (Schedule 40), unless otherwise indicated.

12. Concrete inserts: Threaded or wedge type, galvanized ferrous castings, either malleable iron ASTM A47 or cast steel ASTM A27. Provide bolts, washers, and shims as required, hot-dip galvanized, ASTM A153.

C. Grout: Nonshrink Nonmetallic Grout: Premixed, factory-packaged, nonstaining, noncorrosive, nongaseous grout complying with CE CRD-C588.

1. Provide grout specifically recommended by manufacturer for interior and exterior applications of type specified in this section.

D. Fasteners: General: Provide zinc-coated fasteners, for exterior use or where built into exterior walls, of the type, grade and class required, complying with:

1. Bolts and Nuts: Regular hexagon head type, ASTM A 307, Grade A.

2. Lag Bolts: Square head type, FS FF-B-561.

3. Machine Screws: Cadmium plated steel, FS FF-S-92.

4. Wood Screws: Flat head carbon steel, FS FF-S-111.

5. Plain Washers: Round, carbon steel, FS FF-W-92.

6. Masonry Anchorage Devices: Expansion shields, FS FF-S-325.

7. Toggle Bolts: Tumble-wing type, FS FF-B-588, type, class and style as required.

8. Lock Washers: Helical spring type carbon steel, FS FF-W-84.

E. Paint:

1. Metal Primer Paint: Red lead mixed pigment, alkyd varnish, linseed oil paint, FS TT-P-

86, Type II; or red lead iron oxide, raw linseed oil, alkyd paint, Steel Structures

Painting Council (SSPC) Paint 2-64; or basic lead silicon chromate base iron oxide, linseed oil, alkyd paint, FS TT-P-615, Type II.

2. Primer selected must be compatible with finish coats of paint. Coordinate selection of metal primer with finish paint requirements specified in Division 9.

3. Galvanizing Repair Paint: High zinc dust content paint for re-galvanizing welds in galvanized steel, complying with the Military Specifications MIL-P-21035 (Ships).

4. Galvanized Primer: High zinc dust content primer to galvanize surfaces of metal fabrication specified as galvanized as an alternative to hot dipping, complying FS TT-

P-641, Type II.

05500-4

F. Other Materials: Provide other materials, not specifically described but required for a complete and proper installation, as selected by the contractor subject to the approval of the

Architect/DNR Construction Inspector.

2.02 MANUFACTURED UNITS:

A. Fabricate items to sizes, shapes and dimensions required. Furnish malleable iron washers for heads and nuts which bear on wood structural connections; elsewhere, furnish steel washers.

B. Rough Hardware: Furnish bent or otherwise custom fabricated bolts, plates, anchors, hangers, dowels and other miscellaneous steel and iron shapes as required for framing and supporting woodwork, and for anchoring or securing woodwork to concrete or other structures.

1. Straight bolts and other stock rough hardware items are specified in Division-6 sections.

C. Loose Bearing and Leveling Plates: Provide loose bearing and leveling plates for steel items bearing on concrete construction, made flat, free from warps or twists, and of required thickness and bearing area.

1. Drill plates to receive anchor bolts and for grouting as required.

D. Provide other manufactured units as shown on the Drawings, or if not shown on the Drawings, as required for a complete and proper installation.

2.03 FABRICATION:

A. Shop Assembly: Use materials of size and thickness indicated or, if not indicated, as required to produce strength and durability in finished product for use intended.

1. Work to dimensions shown or accepted on shop drawings, using proven details of fabrication and support.

2. Use type of materials shown or specified for various components of work.

3. Form exposed work true to line and level with accurate angles and surfaces and straight sharp edges.

4. Ease exposed edges to a radius of approximately 1/32" unless otherwise shown.

5. Form bent-metal corners to smallest radius possible without causing grain separation or otherwise impairing work.

6. Weld corners and seams continuously, complying with AWS recommendations.

7. At exposed connections, grind exposed welds smooth and flush to match and blend with adjoining surfaces.

8. Form exposed connections with hairline joints, flush and smooth, using concealed fasteners wherever possible.

05500-5

9. Use exposed fasteners of type shown or, if not shown, Phillips flat-head (countersunk) screws or bolts.

10. Provide for anchorage of type shown, coordinated with supporting structure.

11. Fabricate and space anchoring devices to provide adequate support for intended use.

12. Cut, reinforce, drill and tap miscellaneous metal work as indicated to receive finish hardware and similar items.

B. Shop/Factory Finishing: Shop paint miscellaneous metal work, except members or portions of members to be embedded in concrete or masonry, surfaces and edges to be field welded, and galvanized surfaces, unless otherwise indicated.

1. Remove scale, rust and other deleterious materials before applying shop coat.

a. Clean off heavy rust and loose mill scale in accordance with SSPC SP-2 "Hand

Tool Cleaning," or SSPC SP-3 "Power Tool Cleaning," or SSPC SP-7 "Brush-

Off Blast Cleaning."

2. Remove oil, grease and similar contaminants in accordance with SSPC SP-1 "Solvent

Cleaning."

3. Immediately after surface preparation, brush or spray on primer in accordance with manufacturer's instructions, and at a rate to provide uniform dry film thickness of 2.0 mils for each coat.

a. Use painting methods which will result in full coverage of joints, corners, edges and exposed surfaces.

4. Apply one shop coat to fabricated metal items, except apply two coats of paint to surfaces inaccessible after assembly or erection.

a. Change color of second coat to distinguish it from the first.

PART 3 - EXECUTION

3.01 EXAMINATION:

A. Examine the areas and conditions under which miscellaneous metal items are to be installed, and correct conditions detrimental to the proper and timely completion of the work.

B. Do not proceed until satisfactory conditions have been corrected.

3.02 PREPARATION:

A. Coordinate and furnish anchorages, setting drawings, diagrams, templates, instructions, and directions for installation of anchorages, such as concrete inserts, sleeves, anchor bolts and

05500-6 miscellaneous items having integral anchors, which are to be embedded in concrete or masonry construction.

B. Coordinate delivery of such items to project site.

3.03 INSTALLATION:

A. Fastening to In-Place Construction: Provide anchorage devices and fasteners where necessary for securing miscellaneous metal fabrications to in-place construction; including, threaded fasteners for concrete inserts, toggle bolts, through-bolts, lag bolts, wood screws and other connectors as required.

B. Cutting, Fitting, and Placement: Perform cutting, drilling and fitting required for installation of miscellaneous metal fabrications.

1. Set work accurately in location, alignment and elevation, plumb level, true and free of rack, measured from established lines and levels.

2. Provide temporary bracing or anchors in form work for items which are to be built into concrete, masonry or similar construction.

C. Fit exposed connections accurately together to form tight hairline joints.

1. Weld connections which are not to be left as exposed joints, but cannot be shop welded because of shipping size limitations.

2. Grind exposed joints smooth and touch-up shop paint coat.

3. Do not weld, cut or abrade the surfaces of exterior units which have been hot-dip galvanized after fabrication, and are intended for bolted or screwed field connections.

D. Field Welding: Comply with AWS Code for procedures of manual shielded metal-arc welding, appearance and quality of welds made, and methods used in correcting welding work.

E. Setting Loose Plates:

1. Clean concrete bearing surfaces of any bond-reducing materials, and roughen to improve bond to surfaces.

3. Clean bottom surface of bearing plates.

4. Set loose leveling and bearing plates on wedges, or other adjustable devices.

5. After the bearing members have been positioned and plumbed, tighten the anchor bolts.

6. Do not remove wedges or shims, but if protruding, cut-off flush with the edge of the bearing plate before packing with grout.

7. Use metallic nonshrink grout in concealed locations where not exposed to moisture;

use nonmetallic nonshrink grout in exposed locations, unless otherwise indicated.

05500-7

8. Pack grout solidly between bearing surfaces and plates to ensure that no voids remain.

F. Cutting, Fitting, and Placement: Perform cutting, drilling, and fitting required for installation of miscellaneous metal fabrications.

1. Set work accurately in location, alignment, and elevation, and make plumb, level, true, and free from rack, measured from established lines and levels.

2. Provide temporary bracing or anchors in form work for items which are to be built into concrete or similar construction.

3. Fit exposed connections accurately together to form tight hairline joints.

4. Grind exposed joints smooth, and touch-up shop paint coat.

5. Do not weld, cut or abrade the surfaces of exterior units which have been hot-dip galvanized after fabrication and are intended for bolted or screwed field connections.

5. Weld connections which are not to be left as exposed joints, but cannot be shop welded because of shipping size limitations.

G. Touch-Up Painting: Immediately after erection, clean field welds, bolted connections, and abraded areas of shop paint, and paint exposed areas with same material as used for shop painting.

1. Apply by brush or spray to provide a minimum dry film thickness of 2.0 mils.

END OF SECTION 05500

10/17/18 PRESERVATIVE TREATED WOODS

06071-1

SECTION 06071

PRESERVATIVE TREATED WOOD

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Pressure preservative treatment for wood products specified elsewhere; provide preservative treated wood for the following applications:

1. Roof decks and sheathing.

2. Sill plates as directed by building manufacturer

1.2 RELATED SECTIONS

A. Section 06100 - Rough Carpentry: Additional product requirements for wood to be treated.

1.3 REFERENCES

A. AWPA C9 - Plywood - Preservative Treatment by Pressure Treatment; 2000.

B. AWPA C31 - Lumber Used Out of Contact with the Ground and Continuously Protected From

Liquid Water - Treatment by Pressure Processes; 1999.

C. AWPA P5 - Standard for Waterborne Preservatives; 2000.

1.4 SUBMITTALS

A. Submit under provisions of Section 01300.

B. Manufacturer qualifications, as specified.

C. Product Data: Manufacturer's product data, showing compliance with specifications.

D. Warranty.

1.5 QUALITY ASSURANCE

A. Treated Wood Manufacturer Qualifications: Experienced wood treatment firm, specialized in treatment of wood similar to that required for project, licensed by preservative manufacturer, and able to submit test reports showing successful treatment to retention level specified and evidence of ongoing independent third party inspection for products specified.

1.6 DELIVERY, STORAGE & HANDLING

A. Prevent exposure to precipitation during shipping, storage or installation.

B. Store material off ground and under cover.

06071-2

C. Allow materials exposed to incidental moisture to dry thoroughly prior to covering with vapor or moisture retarding finish materials.

1.7 WARRANTY

A. Manufacturer's Warranty: Provide manufacturer's 20-year residential limited warranty against structural damage due to termites, carpenter ants, and fungal decay. Furnish warranty document executed by authorized company official. This warranty is in addition to, and not a limitation of, other rights Owner may have under Contract Documents.

PART 2 PRODUCTS

2.1 MANUFACTURER

A. Acceptable Manufacturer: Licensee of Osmose, Inc; Wood Preserving Group, PO Drawer 0, Griffin, GA 30224-0249. ASD. Tel: (800) 241-0240 or (770) 233-4200. Fax: (770) 229-5225. E-mail:

treatedwood@osmose.com. www.osmose.com or www.timberspecialties.com.

B. Obtain all preservative treated wood products from single source.

C. Substitutions: UPON SUBSTITUTION ACCEPTANCE BY ARCHITECT

D. Requests for substitutions will be considered in accordance with provisions of Section 01600.

2.2 MATERIALS

A. Preservative Treated Wood: Osmose Advance Guard(r) Pressure Treated Wood Products, for use above ground and continuously protected from liquid water, dried after treatment, and having the following minimum characteristics:

1. Species and Grades: As specified in Section 06100.

2. Lumber Species: Douglas Fir, Hem-Fir, Southern Pine or Spruce-Pine-Fir.

3. Plywood Species: Southern Yellow Pine or Douglas Fir.

4. Preservative Treatment: Borate; AWPA P5 SBX (inorganic boron); disodium octoborate tetrahydrate (DOT) treatment for insect and decay protective pressure treatment of wood;

EPA-registered; Tim-bor(tm) Industrial.

5. Preservative Treatment for Sill Plates: AWPA P5 CCA, chromated copper arsenate.

6. Structural Lumber: Comply with AWPA C31; dried after treatment to maximum 19 percent moisture content.

06071-3

7. Plywood: Comply with AWPA C9; dried after treatment to maximum 18 percent moisture content.

8. Treatment Level: Provide retention level recommended by manufacturer to provide protection against North American subterranean termites, decay and insects; 0.25 pcf (4 kg/cu m) DOT retention, 0.17 pcf (2.7 kg/cu m) minimum borate retention.

9. Bearing the wood treatment plant's permanent ink stamp quality mark, indicating:

a. Manufacturer's name.

b. Treatment plant name.

c. Identification of independent inspection agency.

d. Identification of preservative used, preservative retention level, and date of treatment.

e. Applicable treatment standard, wood species, and limitations on use, if any.

B. Preservative for Field Application to Cut Surfaces of Spruce-Pine-Fir (SPF) and Douglas Fir (DF):

Preservative solution approved by preservative treated wood manufacturer for application; one of the following:

1. Tim-bor brand disodium octaborate tetrahydrate (DOT), 10 percent solution.

2. Copper naphthenate, 2 percent solution, copper metal basis.

3. Other preservative approved by preservative treated wood manufacturer.

PART 3 EXECUTION

3.1 INSTALLATION

A. Comply with requirements of other sections governing products made of wood, applicable codes, and manufacturer's installation instructions.

1. Use member sizes and grades as specified.

2. Comply with manufacturer's safety recommendations.

3. Avoid milling operations that could adversely affect preservative characteristics.

4. Spruce-Pine-Fir (SPF) and Douglas Fir (DF): Prior to installation, treat cut ends and other machined surfaces with specified field applied preservative.

B. Provide ventilation of building cavities as required by code.

C. Install using fasteners required by applicable code for use with untreated lumber and plywood.

06071-4

3.2 PROTECTION

A. Protect from damage during construction.

B. Protect from moisture prior to installation of finishes.

END OF SECTION

10/17/18 ROUGH CARPENTRY

06100-1

SECTION 06100

ROUGH CARPENTRY

PART 1 - GENERAL

1.01 SUMMARY:

A. Section Includes: Providing all labor, material and equipment necessary to accomplish all the carpentry work not otherwise included as part of other sections and which is generally not exposed except as otherwise indicated. Types of work in this section include, but are not limited to rough carpentry for:

1. Wood framing

2. Timber for posts and beams

3. Wood grounds, nailers, blocking, sleepers and furring

4. Sheathing

5. Nails, bolts, screws, and framing anchors

6. Rough hardware

B. Related Sections: Drawings and General Provisions of the contract, including the General

Covenants and Provisions, Supplementary Covenants and Provisions and General

Requirements as well as, but not necessarily limited to, the following:

Section 03100 Concrete Formwork

Section 06134 Pole Building System

Section 06190 Wood Trusses

Section 06200 Finish Carpentry

Section 09120 Ceiling Suspension System

Section 09250 Gypsum Wallboard

1.02 REFERENCES:

A. Lumber Standards: Comply with applicable rules of the respective grading and inspecting agencies for species and products indicated, as well as with the latest edition of:

1. PS 20 American Softwood Lumber Standard, National Bureau of Standards

B. Plywood Product Standards: Comply with applicable America Plywood Standard (APA)

Performance Standards for type of panel indicated. Also comply with the latest edition of:

1. PS 1 Plywood Standard (ANSI A 199.1), National Bureau of Standards

1.03 SUBMITTALS:

A. Provide submittals in accordance with Section 01300.

B. Material Certificates: Where dimensional lumber is provided to comply with minimum allowable unit stresses, submit listing of species and grade selected for each use, and submit evidence of compliance with specified requirements.

06100-2

1. Compliance may be in form of a signed copy of applicable portion of lumber producer's grading rules showing design values for selected species and grade.

2. Design values shall be as approved by the Board of Review of American Lumber

Standards Committee.

C. Wood Treatment Data: Submit treatment manufacturer's instructions for proper use of each type of treated material.

1. Pressure Treatment: For each type specified, include certification by treating plant stating chemicals and process used, net amount of preservative retained and conformance with applicable standards.

2. Fire-Retardant Treatment: Include certification by treating plant that treatment material complies with governing ordinances and that treatment will not bleed through finished surfaces.

3. For water-borne preservatives, include statement that moisture content of treated materials was reduced to a maximum of 15 percent prior to shipment to project site.

1.04 QUALITY ASSURANCE:

A. Use adequate numbers of skilled workers who are thoroughly trained and experienced in the necessary crafts and who are completely familiar with the specified requirements and the methods needed for proper performance of the work in this section.

1.05 DELIVERY, STORAGE, AND HANDLING:

A. Keep materials dry at all times.

B. Protect against exposure to weather and contact with damp or wet surfaces.

C. Stack lumber and plywood, and provide air circulation within stacks.

D. Deliver the materials to the job site and store, all in a safe area, out of the way of traffic, and shored up off the ground surface.

E. Identify all framing lumber as to grades, and store all grades separately from other grades.

F. Protect all metal products with adequate waterproof outer wrappings.

G. Use extreme care in the off-loading of lumber to prevent damage, splitting, and breaking of materials.

1.06 PROJECT/SITE CONDITIONS:

A. Fit carpentry work to other work; scribe and cope as required for accurate fit.

B. Correlate location of furring, nailers, blocking, grounds and similar supports to allow proper attachment of other work.

06100-3

C. In the event of damage, immediately make all repairs and replacements necessary to the approval of the Architect and at no additional cost to the Owner.

PART 2 - PRODUCTS

2.01 MATERIALS:

A. Lumber, General:

1. Factory-mark each piece of lumber with type, grade, mill and grading agency, except omit marking from surfaces to be exposed with transparent finish or without finish.

2. Nominal sizes are indicated, except as shown by detail dimensions.

3. Provide actual sizes as required by PS 20, for moisture content specified for each use.

4. Identify all plywood as to species, grade, and blue type by the stamp of the American

Plywood Association.

5. Provide dressed lumber, S4S, unless otherwise indicated.

6. Provide seasoned lumber with 19 percent maximum moisture content at time of dressing.

B. Materials: All materials, unless otherwise specifically approved in advance by the Architect, shall meet or exceed the following:

ITEM SPECIES GRADE

1. Sills Southern Yellow Standard or Better

Pine

2. 2 x 4 Studs Douglas Fir Standard or Better

Southern Pine Standard or Better

3. Joists and Planks Douglas Fir Number 2 or Better

Southern Pine Number 1

4. Posts and Beams Douglas Fir Number 1

Southern Pine Number 1

5. All Other Douglas Fir Construction

Horizontal Southern Pine Construction

Framing Members

6. All Other Douglas Fir Standard or Better

Vertical Southern Pine Standard or Better

Framing Members

7. Exposed Framing Douglas Fir Appearance Framing

06100-4

Lumber Southern Pine Appearance Grade

8. Exposed Boards Redwood Select

Cedar Select

9. Concealed Boards Redwood Construction

Southern Pine Number 2

10. Miscellaneous Any Species Construction

Lumber

11. Steel Hardware ASTM A7 or A 36 (use galvanized at exterior locations)

12. Machine Bolts ASTM 307

13. Lag Bolts Fed. Spec. FF-13-561

14. Nails Common (except as noted) Fed. Spec. FF-N-1-1 (use galvanized at exterior locations)

15. Timber Connectors Simpson, Teco or Equal

C. Plywood:

1. Trademark: Identify each plywood panel with appropriate APA trademark.

2. Concealed Performance-Rated Plywood: Where plywood panels will be used for the following concealed types of applications, provide APA Performance-Related Panels complying with requirements indicated for grade designation, span rating, exposure durability classification, edge detail (where applicable), and thickness.

a. Wall Sheathing: APA Rated Sheathing, Exposure Durability Classification:

Exposure 1, Span Rating: 16/0

D. Plywood Backing Panels: For mounting electrical or telephone equipment, provide fire-retardant treated plywood panels with grade designation, APA C-D PLUGGED INT with exterior glue, in thickness indicated, or if not otherwise indicated, not less than 1/2".

E. Miscellaneous Materials:

1. Fasteners and Anchorages: Size, type, material, and finish indicated and recommended by applicable standards and Federal Specifications for nails, staples, screws, bolts, nuts, washers, and anchoring devices.

a. Provide metal hangers and framing anchors of the size and type recommended by the manufacturer for each use including recommending nails.

b. Where rough carpentry work is exposed to weather, in ground contact, or in area of high relative humidity, provide fasteners and anchorages with a hot-dip zinc coating (ASTM A 153).

06100-5

F. Wood Treatment/Preservative Treatment: Where lumber or plywood is indicated as "Trt-Wd" or "Treated," or is specified herein to be treated, comply with applicable requirements of

AWPA Standards C2 (Lumber) and C9 (Plywood) and of AWPB Standards listed below.

1. Mark each treated item with the AWPB Quality Mark Requirements.

2. Pressure-treat above-ground items with water-borne preservatives complying with

AWPB LP-2.

3. After treatment, kiln-dry to a maximum moisture content of 15 percent.

4. Treat indicated items and the following:

a. Wood cants, nailers, curbs, blocking, stripping, and similar members in connection with roofing, flashing, vapor barriers, and waterproofing.

b. Wood sills, sleepers, blocking, furring, stripping, and similar concealed members in contact with masonry or concrete.

c. Wood framing members less than 18" above grade.

5. Pressure-treat the following with water-borne preservatives for ground contact use complying with AWPB LP-22:

a. Wood members in contact with ground.

b. Wood members in contact with fresh water.

6. Complete fabrication of treated items prior to treatment, where possible.

7. If cut after treatment, coat cut surfaces with heavy brush coat of same chemical used for treatment.

8. Inspect each piece of lumber or plywood after drying and discard damaged or defective pieces.

PART 3 - EXECUTION

3.01 EXAMINATION:

A. Examine the substrate surfaces, conditions, and embedded attachments that carpentry work will be applied or attached to.

B. Any conditions that are incomplete or unsatisfactory shall be brought to the attention of the

Architect or DNR Construction Inspector.

C. Do not proceed with the work until unsatisfactory conditions have been corrected.

06100-6

3.02 INSTALLATION:

A. Discard units of material with defects which might impair quality of work, and units which are too small to use in fabricating work with minimum joints or optimum joint arrangement.

B. Set carpentry work accurately to required levels and lines, with members plumb and true and accurately cut and fitted.

C. Securely attach carpentry work to substrate by anchoring and fastening as shown and as required by recognized standards.

1. Countersink nail heads on exposed carpentry work and fill holes.

D. Use common wire nails, except as otherwise indicated. Use finishing nails for finish work.

1. Select fasteners of size that will not penetrate members where opposite side will be exposed to view or will receive finish materials.

2. Make tight connections between members.

3. Install fasteners without splitting of wood; predrill as required.

E. Carefully lay out, cut, fit, and install rough carpentry items.

1. Use sufficient nails, spikes, screws, and bolts to ensure rigidity and permanence.

2. Drive nails perpendicular to wood grain in lieu of toenailing, where feasible.

3. Provide for installation and support of plumbing, hearing, and ventilating and electrical work.

4. Take care to isolate acoustically from other members.

5. Install work to true lines, plumb, and level, unless indicated otherwise.

F. Develop full length and width of bearing intended at all supports.

1. Members cut too short, or for any other reason do not develop this bearing, will have to be replaced.

G. All sills, plates, and other wood in contact with masonry or under metal flashings shall be pressure preservative treated.

H. Provide framing members of sizes and on spacings shown, and frame openings as shown, or if not shown, comply with recommendations of "Manual for House Framing" of National Forest

Products Association.

1. Do not splice structural members between supports.

I. Anchor and nail as shown, and to comply with "Recommended Nailing Schedule" of "Manual for House Framing" and other recommendations of N.F.P.A.

06100-7

J. Firestop concealed spaces with wood blocking not less than 2" thick, if not blocked by other framing members.

1. Provide blocking at each building story level and at ends of joist spans.

K. Wood Grounds, Nailer, Blocking and Sleepers:

1. Provide wherever shown and where required for screeding or attachment of other work.

2. Form to shapes as shown and cut as required for true line and level of work to be attached.

3. Coordinate location with other work involved.

4. Attach to substrates as required to support applied loading.

a. Countersink bolts and nuts flush with surfaces, unless otherwise shown.

b. Build into masonry during installation of masonry work.

c. Where possible, anchor to formwork before concrete placement.

5. Provide permanent grounds of dressed, preservative treated, key-bevelled lumber not less than 1-1/2" wide and of thickness required to bring face of ground to exact thickness of finish material involved.

6. Remove temporary grounds when no longer required.

L. Wood Furring: Install plumb and level with closure strips at edges and openings.

1. Shim with wood as required for tolerance of finish work.

2. Secure to backing with approved-type fasteners.

M. Stud Framing: Provide stud framing where shown.

1. Unless otherwise shown, use 2" x 4" wood studs spaced 16" o.c. with 4" face perpendicular to direction of wall or partition.

2. Provide single-bottom plate and double-top plates 2" thick by width of studs; except single-top plate may be used for nonloadbearing partitions.

a. Nail or anchor plates to supporting construction. Construct corners and intersections with not less than three studs.

3. Provide miscellaneous blocking and framing as shown and as required for support of facing materials, fixtures, specialty items and trim.

4. For loadbearing partitions, provide double-jamb studs for openings six feet and less in width, and triple-jamb studs for wider openings.

06100-8

a. Provide headers of depth shown, or if not shown, provide as recommended by

N.F.P.A. "Manual for House Framing."

3. Provide diagonal bracing in stud framing of exterior walls, except as otherwise indicated.

a. Brace both walls at each external corner, full story height, at a 45ø angle, using either a let-in 1 x 4 or 2 x 4 blocking or metal diagonal bracing.

b. Omit bracing where following types of sheathing are indicated.

c. Plywood sheathing or corner bracing, 4' wide panels vertically.

d. Gypsum sheathing, 4' panels vertically.

e. Fiberboard sheathing, intermediate type, 4' panels vertically.

f. Diagonal board sheathing.

4. Frame openings with multiple studs and headers. Provide nailed header members of thickness equal to width of studs.

a. Set headers on edge and support on jamb studs.

b. For nonbearing partitions, provide double-jamb studs and headers not less than

4" deep for openings 3' and less in width, and not less than 6" deep for wider openings.

N. Joist Framing: Provide framing of sizes and spacings shown. Install with crown edge up and support ends of each member with not less than 1-1/2" of bearing on wood or metal, or 3" on masonry.

1. Attach to woodbearing members with metal connectors; frame to wood supporting members with wood ledgers as shown, or if not shown, with metal connectors.

2. Fire-cut members built into masonry (if any).

3. Frame openings with headers and trimmers supported by metal joist hangers; double headers and trimmers where span of header exceeds 4'.

4. Do not notch in middle third of joists; limit notches to 1/6-depth of joist, 1/3 at ends.

5. Do not bore holes larger than 1/3-depth of joist or locate closer than 2" from top of bottom.

6. Provide solid blocking (2" thick by depth of joist) at ends of joists unless nailed to header or brand member.

7. Lap framing members from opposite sides of beams, girders or partitions not less than

4" or securely tie opposing members together.

06100-9

8. Provide solid blocking (2" thick by depth of joist) over supports.

9. Provide bridging between joists where nominal depth-to-thickness ratio exceeds 4, at intervals of 8'.

a. Use bevel cut 1" x 4" or 2" x #" wood bracing, double-crossed and nailed both ends to joists, or use solid wood bridging 2" thick by depth of joist, end nailed to joist.

O. Ceiling Joist Framing:

1. Provide member size and spacing shown, and as previously specified for joist framing.

a. Face nail to ends of parallel rafters.

b. Where principal ceiling joists are at right angles to rafters, frame as indicated with additional short joists from wall plate to first joist; nail to ends of rafters and to top plate and nail to long joists or anchor with framing anchors or metal straps.

c. Provide 1 x 8 or 2 x 4 stringers spaced 4' o.c. crosswise over principal ceiling joists.

P. Provide special framing as shown for eaves, overhangs, corners and similar conditions, if any.

Q. Installation of Plywood: Comply with recommendations in Form No. E 304, :APA

Design/Construction Guide- Residential and Commercial," for types of plywood products and applications indicated.

1. Fastening Methods: Fasten panels as indicated below:

a. Sheathing: Nail to framing.

END OF SECTION 06100

10/17/18 STRUCTURAL INSULATED PANEL

06121-1

SECTION 06121

STRUCTURAL INSULATED PANELS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Structural insulated panels for wall applications.

B. Related Sections:

Section 06100 Rough Carpentry

Section 06190 Wood Trusses

1.2 REFERENCES

A. ASTM International (ASTM):

1. C578-06 - Standard Specification for Preformed Cellular Polystyrene Thermal Insulation.

2. D2559-03 - Standard Specification for Adhesives for Structural Laminated Wood Products for

Use Under Exterior (Wet Use) Exposure Conditions.

3. E84-05 - Standard Test Method for Surface Burning Characteristics of Building Materials.

B. National Institute of Standards and Technology (NIST):

1. Product Standard PS 1-95 - Construction and Industrial Plywood.

2. Product Standard PS 2-04 - Performance Standards for Wood-Based Structural Use Panels.

3. Product Standard PS 20-05 - American Softwood Lumber Standard.

C. Western Wood Products Association (WWPA) G-5 - Western Lumber Grading Rules.

1.3 SYSTEM DESCRIPTION

A. Design Requirements: Panel system design performed by or under direct supervision of professional Structural Engineer with experience in work of this Section.

B. Performance Requirements; Design panel system to withstand:

1. Live and dead loads in accordance with applicable building code.

1.4 SUBMITTALS

A. Provide submittals in accordance with Section 00812 and section 01300.

B. Product Data: Submit manufacturer's product information, specifications and installation instructions for building components and accessories.

06121-2

C. Shop Drawings: Submit four complete sets of erection drawing showing post spacing, endwall, sidewalls, transverse cross sections, installation details to clearly indicate proper assembly of building components, and supporting engineering design calculation.

1. Drawings and calculations shall be stamped and certified by a structural engineer registered in the state of Iowa.

D. Certification: Submit written certification prepared and signed by a professional engineer registered to practice in the state of Iowa, verifying that building design meets indicated loading requirements and codes of authorities having jurisdiction.

1.5 QUALITY ASSURANCE

A. Installer Qualifications: Minimum 2 years experience in work of this Section.

1.6 DELIVERY, STORAGE AND HANDLING

A. Deliver panels to site with manifest drawings containing following information:

1. Manufacturer.

2. Product standard and type.

3. Flame spread/smoke developed rating.

4. Identification of quality assurance agency.

B. Store panels flat, on level base, evenly supported.

C. Cover panels during transportation and storage with waterproof coverings, properly vented.

D. Protect panels from moisture absorption and exposure to sunlight.

E. When lifting panels by crane, support panels with straps or I-bolts.

1.7 SEQUENCING

A. Cover wall panels with moisture barrier or final wall cladding as soon as practical after erection.

B. Cover roof panels with water-resistant paper or roofing underlayment immediately after erection.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Approved Manufacturers: Energy Panel Structures & Extreme Panel Technologies Inc.

B. Substitutions: Approval by architect

06121-3

2.2 MATERIALS

A. Insulation:

1. Expanded polystyrene, ASTM C578, Type I.

2. Minimum density: 0.90 pounds per cubic foot.

3. Maximum flame spread/smoke developed rating: 75/450, tested to ASTM E84.

B. Facings:

1. Plywood conforming to NIST PS 1 and PS 2.

2. Bear trademark or certification of inspecting agency in accordance with NIST PS 2.

C. Lumber Framing:

1. Species: Spruce-Pine-fir or equivalent.

2. Grade: WWPA No. 2.

D. Panel Finish: Prefinished steel sheet, 24 gauge thickness – Kynar 500 finish, Color TBD – submit samples – or otherwise noted on drawings

2.3 ACCESSORIES

A. Panel Adhesive: ASTM D2559, Type II, Class 2.

B. Panel Sealant: Type recommended by panel manufacturer.

C. Fasteners: Galvanized or corrosion resistant coated; types and sizes as recommended by panel manufacturer.

2.4 FABRICATION

A. Fabricate panels with 7/16 to 3/4 inch thick plywood facings of thickness to meet design criteria pressure laminated to insulation core using adhesive.

B. Finish exterior of panels with steel sheet siding.

C. Panel Thickness: Nominally 8-1/2 inches.

D. R-Value: 33.0

PART 3 - EXECUTION

3.1 INSTALLATION

Structural Insulated Panels 06 12 19-4 Energy Panel Structures 01/17/07

A. Install panel system in accordance with manufacturer's instructions and approved Shop

Drawings.

06121-4

B. Install continuous bottom plate of width equal to panel:

1. Attach bottom plates at exterior walls to concrete foundation with anchor bolts spaced maximum 6 feet on center and within 12 inches of ends of pieces, with minimum of two anchors per piece, or with foundation anchor straps.

2. Attach interior bottom plates to concrete foundation with approved anchors.

C. Install continuous top plates of width equal to panel. Overlap plates at corners, intersections and splines.

D. Drill 1-1/2 inch diameter access holes in splines to align with electrical chases.

E. Apply panel sealant in continuous beads to wood-to-wood, wood-to-insulation, and insulation-to-insulation joints per manufacturer’s recommendations.

F. Fasten panels to framing through both facing surfaces unless otherwise indicated.

G. Provide temporary bracing during erection and until final connections are complete.

H. Do not install panels directly on concrete; use double plate sill detail or place sill sealer under panels.

I. Do not place plumbing in panels without approval of panel manufacturer.

J. Do not cut panel skins for electrical chases. Cut for electrical boxes as needed, but do not cut through to panel edges.

10/17/18 WOOD TRUSSES

06190-1

SECTION 06190

WOOD TRUSSES

PART 1 - GENERAL

1.01 SUMMARY:

A. Section Includes: Provide wood trusses where shown on the Drawings, as specified herein, and as needed for a complete and proper installation.

B. Related Sections: Drawings and General Provisions of the contract, including the General

Covenants and Provisions, Supplementary Covenants and Provisions and General

Requirements as well as, but not necessarily limited to, the following.

Section 06100 - Rough Carpentry

Section 06134 - Pole Building Systems

1.02 REFERENCES:

A. Compliance: Comply with the pertinent provisions of:

1. The American Institute of Timber Construction's "Timber Construction Standards."

2. The "Quality Control Manual" of the Truss Plate Institute.

3. The Uniform Building Code, UBC.

1.03 SUBMITTALS:

A. Provide submittals in accordance with Section 00812 and Section 01300.

B. Material List: Submit list of items to be provided under this section.

C. Product Data: Submit manufacturer's specifications and other data needed to prove compliance with the specified requirements.

D. Shop Drawings: Submit drawings showing species, sizes and stress grade of lumber proposed to be used; pitch, span, lumber configuration, and spacing of trusses; connector type, thickness, size, location, and design value; and bearing details.

1.04 QUALITY ASSURANCE:

A. Use adequate numbers of skilled workers who are thoroughly trained and experienced in the necessary crafts and who are completely familiar with the specified requirements and the methods needed for proper performance of the work in this section.

1.05 DELIVERY, STORAGE, AND HANDLING:

A. Keep materials dry at all times. Protect against exposure to weather and contact with damp or wet surfaces.

06190-2

1. Stack lumber and plywood, and provide air circulation within stacks.

B. Deliver the materials to the job site and store, all in a safe area, out of the way of traffic, and shored up off the ground surfaces.

C. Use extreme care in the off-loading of lumber to prevent damage, splitting and breaking of materials.

D. Store trusses on temporary bearing support, braced in vertical position.

E. In the event of damage, immediately make all repairs and replacements necessary to the approval of the Architect and at no additional cost to the Owner.

PART 2 - PRODUCTS

2.01 WOOD TRUSSES:

A. Design: Provide the services of a structural engineer registered to practice in the state of Iowa, who shall design the wood trusses to sustain the indicated loads for the spans, profiles and arrangements shown on the Drawings.

1. Wood trusses and their installation must conform to Iowa State Building Code requirements regarding live loads.

2. Design roof trusses for a minimum 30 psf live load and 10 psf dead load for top chord and 10 psf for bottom chord.

3. Live load plus dead load for each truss is 50 psf.

4. Deflection for live load only is limited to L/360.

5. Submit drawings of trusses with certification of a professional engineer registered in the state of Iowa included on the drawings.

B. Fabrication: Fabricate in strict accordance with the shop drawings and other data approved by the Architect.

C. Provide other materials, not specifically described but required for a complete and proper installation, as selected by the Contractor subject to the approval of the Architect.

PART 3 - EXECUTION

3.01 EXAMINATION:

A. Examine the areas and conditions under which work of this section will be performed and correct conditions detrimental to timely and proper completion of the work.

C. Do not proceed until unsatisfactory conditions are corrected.

06190-3

3.02 INSTALLATION:

A. Coordinate as required with other trades to assure proper and adequate provision in the work of those trades for interface with the work of this section.

B. Install the work of this section in strict…