ESR-2604* Reissued January 1, 2011 This report is subject to renewal in two years.

Transcription

1 ICC-ES Evaluation Report (800) -87 () 99-0 ESR-0* Reissued January, 0 This report is subject to renewal in two years. A Subsidiary of the International Code Council DIVISION: WOOD, PLASTIC AND COMPOSITES Section: 0 0 Wood, Plastic, and Composite Fastenings REPORT HOLDER: SIMPSON STRONG-TIE COMPANY, INC. 9 WEST LAS POSITAS BOULEVARD PLEASANTON, CALIFORNIA 988 (800) EVALUATION SUBJECT: SIMPSON STRONG-TIE COLUMN CAPS FOR WOOD CONSTRUCTION.0 EVALUATION SCOPE Compliance with the following codes: 009 International Building Code (009 IBC) 009 International Residential Code (009 IRC) 00 International Building Code (00 IBC) 00 International Residential Code (00 IRC) Property evaluated: Structural.0 USES The CC/ECC column caps (Table ) and the CCQ/ECCQ column caps (Table ) are used to connect wood beams to wood posts and timbers in engineered applications in accordance with Section 0.9. of the IBC or Section R0.. of the IRC. The AC/ACE post caps (Table ), LPCZ post caps (Table ), PC/EPC post caps (Table ), and the BC/BCS post caps (Table ) are used to provide a positive connection between post-and-beam construction used to support wood framing members to resist uplift ces and lateral displacement of the beam in accordance with Section of the IBC and Section R0.9 of the IRC..0 DESCRIPTION. CC/ECC Column Caps: The CC /, ECC /, CC, ECC, CC and ECC are fabricated from two No. 7 gage steel straps factory welded to a No. 7 gage steel U-shaped channel, where / -inchthick (.8 mm) by / -inch-long (. mm) fillet welds are located on one side of each strap attached to the U-channel. All other CC/ECC column caps are fabricated from two No. gage steel straps factory welded to a No. gage steel U-shaped channel, where / -inch-thick (. mm) by / -inch-long (. mm) fillet welds are located on one side of each strap attached to the U-channel. Column caps with fillet welds on both sides of each strap are available. The ECC column caps are designed use at beam ends. See Table column cap models, dimensions, required quantity and diameter of bolts, and allowable loads. See Figure a drawing of a typical CC column cap connector and the ECC end column connector... CCQ/ECCQ Quick Drive Column Caps: The CCQ, ECCQ, CCQ, ECCQ CCQ, and ECCQ are fabricated from two No. 7 gage steel straps factory welded to a No. 7 gage steel U-shaped channel, where / -inchthick (.8 mm) by / -inch-long (. mm) fillet welds are located on one side of each strap attached to the U-channel. The CCQ, ECCQ, CCQ7, and ECCQ7 column caps are fabricated from two No. gage steel straps factory welded to a No. gage steel U-shaped channel, where / -inch-thick (. mm) by / -inch-long (. mm) fillet welds are located on one side of each strap attached to the U-channel. Column caps with fillet welds on both sides of each strap are available. The ECCQ column caps are used to connect the end of a beam to a post. See Table column cap models, dimensions, required quantity of SDS / x / wood screws, and allowable loads. See Figure a drawing of a CCQ- SDS. column cap, a typical installation of a CCQ- SDS. column cap, and of an ECCQ-SDS. end column cap connector... AC/ACE Caps: The AC and ACE are twopiece post caps fabricated from No. 8 gage galvanized steel. The AC post caps must be used in pairs and in locations where the supported beam is continuous over the wood post. ACE post caps are used to connect the end of a beam to a post. See Table dimensions, minimum () and maximum (MAX) fastener schedules, and allowable uplift and lateral loads corresponding to the minimum and maximum fastener schedules. See Figure a a drawing of a typical AC post cap, and Figure b a drawing of a typical installation of an ACE post cap showing the left and right pieces of the post cap assembly... LPC Light Caps: The LPC and LPC post caps are two-piece post caps fabricated from No. gage and No. 8 gage galvanized steel respectively. The LPC post caps must be used in pairs and in locations where the supported beam is continuous over the wood post. The *Revised September 0 ICC-ES Evaluation Reports are not to be construed as representing aesthetics or any other attributes not specifically addressed, nor are they to be construed as an endorsement of the subject of the report or a recommendation its use. There is no warranty by ICC Evaluation Service, LLC, express or implied, as to any finding or other matter in this report, or as to any product covered by the report. Copyright 0 Page of 9 000

2 ESR-0 Most Widely Accepted and Trusted Page of 9 LPC post caps are designed to be used with wood beams having a width less than the supporting wood post, and can connect continuous beams or the end of beams to a post provided the required nails are installed. Both LPC post caps described in this report have a model designation ending with the letter Z, indicating they have a G8 zinc coating in accordance with ASTM A. See Table the connector width the supporting wood post, required fasteners, and allowable uplift and lateral loads. See Figure a drawing of a typical LPC post cap connector, and a typical installation where the supported wood beam is continuous over the wood post... PC/EPC Caps: The PC and EPC post caps are one-piece connectors. PC- (EPC-), PC- (EPC-), PC8- (EPC8-), PC- (EPC-), and the PC- (EPC-) are fabricated from No. gage galvanized steel, and all of the other PC and EPC post caps are fabricated from No. gage galvanized steel. The EPC post caps are used to connect the end of a beam to a post. See Table model numbers, post cap dimensions, required fasteners, and allowable uplift and lateral loads. See Figure drawings of typical PC and EPC post caps, and a drawing of a typical installation of a PC post cap... BC/BCS Caps: The BC/BCS post caps are one-piece connectors fabricated from No. 8 gage galvanized steel. The BCS-/ post cap is designed the connection of double x s to a nominally -inch-wide post, and the BCS-/ post cap is designed the connection of triple x s to a nominally -inch-wide post. The BC/BCS post caps are designed to be used with builtup wood beams having a width less than the post width, and can connect continuous beams or the end of beams to a post provided the required nails are installed. See Table model numbers, post cap dimensions, required fasteners, and allowable uplift and lateral loads. See Figure drawings of a BC post cap and a BCS-/ post cap, and a drawing of a typical installation of a BCS- / post cap.. Materials:.. Steel: The galvanized connectors described in this report are manufactured from galvanized sheet steel complying with ASTM A, SS designation, Grade, with a minimum specified yield strength, F y, of ksi and tensile strength, F u, of ksi. The CC/ECC and CCQ/ECCQ column cap connectors are manufactured from steel complying with ASTM A 0, SS designation, Grade, with minimum specified yield strength, F y, of ksi and tensile strength, F u, of ksi and a painted finish. Base-metal thicknesses the connectors in this report are as follows: NOAL THICKNESS (Gage) IMUM BASE METAL THICKNESS No. 0.8 No No No No. 0.0 No For SI: inch =. mm. Base-metal thickness steel conming to ASTM A 0. Base-metal thickness steel conming to ASTM A. Some connectors (designated with a model number ending with Z) are available with a G8 zinc coating specification in accordance with ASTM A. Some models (designated with a model number ending with HDG) are available with a hot-dip galvanization, also known as batch galvanization, in accordance with ASTM A, with a minimum specified coating weight of.0 ounces of zinc per square foot of surface area (0 g/m ), total both sides. Model numbers in this report do not include the Z or HDG ending (except Table ), but the inmation shown applies. The lumber treater and the holder of this report (Simpson Strong-Tie Company) should be contacted recommendations on the appropriate coating or material to specify use of the steel connectors in contact with the specific proprietary preservative treated or fire retardant treated lumber... Wood: Wood members with which the connectors are used must be either sawn lumber or engineered lumber having a minimum specific gravity of 0.0 (minimum equivalent specific gravity of 0.0 engineered lumber), and having a maximum moisture content of 9 percent ( percent engineered lumber) except as noted in Section.. The thickness of the supporting wood member must be equal to or greater than the length of the fasteners specified in the tables in this report, or as required by wood member design, whichever is greater. For installation in engineered wood members, minimum allowable nail spacing and end and edge distances, as specified in the applicable evaluation report the engineered wood product, must be met... Fasteners: Nails used with connectors described in this report must comply with the material requirements, physical properties, tolerances, workmanship, protective coating and finishes, certification, and packaging and package marking requirements specified in ASTM F 7. The nails must have the following minimum fastener dimensions and bending yield strengths (F yb ): FASTENER SHANK DIAMETER NAIL LENGTH F yb (psi) 0d ,000 d 0. / 90,000 For SI: inch =. mm, psi =.89 kpa. At a minimum, bolts must comply with ASTM A or A 07. SDS screws must comply with ESR-. Nails and bolts used in contact with preservative treated or fire retardant treated lumber must comply with Section 0.9. of the IBC, Section R7. of the 009 IRC or Section R9. of the 00 IRC, as applicable. SDS screws used in contact with preservative-treated or fireretardant-treated lumber must, as a minimum, comply with ESR-. For use with treated lumber, the lumber treater or this report holder (Simpson Strong-Tie Company), or both, should be contacted recommendations on the appropriate coating or material to specify the fasteners as well as the connection capacities of fasteners used with the specific proprietary preservative treated or fire retardant treated lumber..0 DESIGN AND INSTALLATION. Design: The tabulated allowable loads shown in the product tables of this report are based on Allowable Stress Design (ASD) and include the load duration factor, C D, corresponding with the applicable loads in accordance with the National Design Specification Wood Construction and its supplement (NDS). Tabulated allowable loads apply to products connected to wood used under dry conditions and where sustained temperatures are 00ºF (7.8ºC) or less. When products

3 ESR-0 Most Widely Accepted and Trusted Page of 9 are installed to wood having a moisture content greater than 9 percent ( percent engineered wood products), or where wet service is expected, the allowable loads must be adjusted by the wet service factor, C M, specified in the NDS dowel-type fasteners. When connectors are installed in wood that will experience sustained exposure to temperatures exceeding 00ºF (7.8ºC), the allowable loads in this report must be adjusted by the applicable temperature factor, C t, specified in the NDS. Connected wood members must be analyzed load-carrying capacity at the connection in accordance with the NDS.. Installation: Installation of the connectors must be in accordance with this evaluation report and the manufacturer s published installation instructions. In the event of a conflict between this report and the manufacturer s published installation instructions, this report governs..0 CONDITIONS OF USE The Simpson Strong-Tie connectors described in this report comply with, or are suitable alternatives to what is specified in, those codes listed in Section.0 of this report, subject to the following conditions:. The connectors must be manufactured, identified and installed in accordance with this report and the manufacturer's published installation instructions. A copy of the instructions must be available at the jobsite at all times during installation.. Calculations showing compliance with this report must be submitted to the code official. The calculations must be prepared by a registered design professional where required by the statutes of the jurisdiction in which the project is to be constructed. Adjustment factors noted in Section. and the applicable codes must be considered, where applicable.. Connected wood members and fasteners must comply, respectively, with Sections.7. and.7. of this report.. Use of connectors with preservative treated or fire retardant treated lumber must be in accordance with Section.7. of this report. Use of fasteners with preservative treated or fire retardant treated lumber must be in accordance with Section.7. of this report.. Welded connectors are manufactured under a quality control program with inspections by Professional Service Industries, Inc. (AA-0) or by Intertek Testing Services NA, Inc. (AA-90)..0 EVIDENCE SUBMITTED Data in accordance with the ICC-ES Acceptance Criteria Joist Hangers and Similar Devices (AC), dated October IDENTIFICATION The products described in this report are identified with a die-stamped label indicating the name of the manufacturer (Simpson Strong-Tie), the model number, and the number of an index evaluation report (ESR-) that is used as an identifier the products recognized in this report. Additionally, the factory-welded connectors manufactured in the United States are identified with the acronym of the inspection agency (PSI), and factory-welded connectors manufactured in Canada are identified with the name of the inspection agency (Intertek).

4 ESR-0 Most Widely Accepted and Trusted Page of 9 (W ) COLUMN CAP DIMENSIONS (W ) Bearing Length (L) TABLE CC AND ECC SERIES COLUMN CAPS U-Channel Height (H ) BOLTS (Quantity Diameter) ALLOWABLE LOADS,, (lbs) CC CC ECC Uplift,,7 Download 8,9,0, CC ECC C D =. C D =.0 CC / - / 7 / / / 8 / 8,0,980, CC / - / 7 / / / 8 / 8,0 9,0 9, CC 7 / / 8 / 8,,0 7, CC / 8 / / / 8 / 8,79,00,00 CC / - 9 / 8 / - / 7,, 0,0 CC / - / / 9 / 8 / - / 7,0 8,90,78 CC / -8 7 / 9 / 8 / - / 7,0 7,0, CC 7 / / / 8 / 8,00 8,8,00 CC / / 7 / / / 8 / 8,00 0,0 8,90 CC8 7 / 9 / / / 8 / 8,00 7,80,780 CC7 / 0 / 8 / - / 7, 7, 0,790 CC77 7 / 8 7 / 8 0 / 8 / / 7, 9,0, CC78 7 / 0 / 8 / / 7, 9,0 8,0 CC8 7 / / 0 / 8 / / 7,0,0,00 CC88 7 / 0 / 8 / / 7,0,00,00 CC9 8 7 / 8 / 0 / 8 / / 7,0 8,,90 CC98 7 / 0 / 8 / / 7,0,700,70 CC0 9 / / 0 / 8 / / 7,0,0 9,0 For SI: inch =. mm, lbs =. N. ECC has one-half the tabulated beam bolts. ECC9 and ECC0 have four beam bolts. Bolt holes bored into the wood beam and post must be no less than / inch greater and no more than / inch greater than the diameter of the bolt. Tabulated allowable load must be selected based on duration of load as permitted by the applicable building code. The wood post depth must be equal to the wood beam width (W ). If structural composite lumber posts are used, installation of the fasteners into the wide face (fasteners perpendicular to the strands/veneers) is required in order to obtain the loads listed in this report. The structural composite lumber must have an ICC-ES report that shows fastener design specific gravity equivalent of 0.0 or better. The uplift loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. Allowable uplift loads the CC column caps do not apply to spliced beam conditions. 7 Allowable uplift loads assume a beam height of inches to ensure minimum edge distance the top bolts in the U-shaped channel loaded perpendicular to the grain of the wood beam. 8 Allowable downloads are beams that are continuous over the length (L) of the CC connector. 9 When a spliced beam condition occurs, that is, where the ends of two beams are supported by the post and connected to the CC post cap connector, the splice must occur at the middle of the connector and the maximum allowable download spliced beams is one half of the tabulated allowable download. When spliced beams must be connected together to transfer design tension loads (i.e., lateral loads parallel to the beams), the connection must be by means other than the column cap. 0 Tabulated allowable download capacity is the lesser of calculated capacity based on Fc the supported beam and the calculated capacity based on Fc the supporting wood post. Fc values are 0 psi and psi glulam beams and DFL beams, respectively. Fc values are,0 psi glulam beams,,0 psi -inch-wide DFL (W dimension) posts, and,000 psi -inch-wide and larger DFL (W dimension) posts. Allowable downloads may not be increased short-term loading. CC Column Cap ECC Column Cap FIGURE CC and ECC COLUMN CAPS

5 ESR-0 Most Widely Accepted and Trusted Page of 9 (W ) TABLE CCQ AND ECCQ SERIES COLUMN CAPS COLUMN CAP DIMENSIONS (W ) Bearing Length (L) CCQ ECCQ U-Channel Height (H ) QUANTITY OF SDS / x / SCREWS Into Into ALLOWABLE LOADS,,, (lbs) CCQ ECCQ CCQ ECCQ Uplif,7,8 Download 9,0,, C D =. C D =. C D =.0 CCQ--SDS. / 8,80,9,980, / 8 / 7 CCQ--SDS. /,80,9 9,0 9, CCQ-SDS.,80,00 9,00 7, CCQ-SDS. / 8 / 7 7,,00,0,00 CCQ8-SDS. 7 / 7,,00,0,0 CCQ-SDS.,80,00, 0,0 CCQ-SDS. / / 8 / 7 7,, 8,90,78 CCQ8-SDS. 7 / 7,,,70, CCQ-SDS.,80,00 8,8,00 CCQ-SDS. / / 8 / 7 7,,00 0,0 8,90 CCQ8-SDS. 7 / 7,,00 7,8,780 CCQ7-SDS.,80,00,90,0 CCQ7-SDS. / 7 7,, 7, 0,790 / 8 8 / 7 CCQ77-SDS. 7 / 8 7,,,80, CCQ78-SDS. 7 / 7,,,80 8,0 For SI: inch =. mm, lbs =. N. The model number the SDS/x/ is SDS0 (see ESR-). The screws are included as components of the CCQ/ECCQ column caps. Tabulated allowable load must be selected based on duration of load as permitted by the applicable building code. The wood post depth must be equal to the wood beam width (W ). If structural composite lumber posts are used, installation of the fasteners into the wide face (fasteners perpendicular to the strands/veneers) is required in order to obtain the loads listed in this report. The structural composite lumber must have an ICC-ES report that shows fastener design specific gravity equivalent of 0.0 or better. ECCQ uses SDS / x / screws into the beam and SDS / x / screws into the post. The uplift loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. 7 Allowable uplift loads the CCQ column caps do not apply to spliced beam conditions. 8 Allowable uplift loads assume a minimum beam height of 7 inches to ensure minimum edge distance the top SDS screws in the U-shaped channel loaded perpendicular to the grain of the wood beam. 9 Allowable downloads beams that are continuous over the length (L) of the CCQ connector. 0 When a spliced beam condition occurs, that is, where the ends of two beams are supported by the post and connected to the CCQ post cap connector, the splice must occur at the middle of the connector and the maximum allowable download spliced beams is one half of the tabulated allowable download. When spliced beams must be connected together to transfer design tension loads (i.e., lateral loads parallel to the beams), the connection must be by means other than the column cap. Tabulated allowable download capacity is the lesser of calculated capacity based on Fc the supported beam and the calculated capacity based on Fc the supporting wood post. Fc values are 0 psi and psi glulam beams and DFL beams, respectively. Fc values are,0 psi glulam beams,,0 psi -inch-wide DFL (W dimension) posts, and,000 psi -inch-wide and larger DFL (W dimension) posts. Allowable downloads may not be increased short-term loading. CCQSDS. Column Cap ECCQSDS. Column Cap End Conditions CCQSDS. Installation FIGURE CCQ and ECCQ COLUMN CAPS TABLE AC AND ACE SERIES POST CAPS

6 ESR-0 Most Widely Accepted and Trusted Page of 9 AC ACR ACE AC ACR ACE, POST CAP DIMENSIONS TABLE AC AND ACE SERIES POST CAPS NAILS (Quantity Type) ALLOWABLE LOADS,, (lbs) Uplift Lateral 7 W L Into the Into the C D =. C D =. 8 d 8 d,0 7 9 / / MAX d d,00,070 8 d 8 d,0 7 7 MAX d d,00,070 d d,070 7 / MAX 0 d 0 d,78,070 8 d 8 d,0 7 / 8 / MAX d d,00,070 8 d 8 d,0 7 9 MAX d d,00,070 d d,070 7 / MAX 0 d 0 d,78,070 For SI: inch =. mm, lbs =. N. suffix to the model No. indicates that only the round holes must be filled with the quantity and type of nails specified in the table to achieve the tabulated allowable load values. MAX suffix to the model No. indicates that both round and triangular holes must be filled with the quantity of nails specified in the table to achieve the tabulated allowable load values. The allowable loads do not apply to spliced beams, that is, where the ends of two beams are supported by the wood post and connected to the AC post cap connector. When a spliced beam condition occurs, the splice must occur at the middle of the connector (middle of post) and the maximum allowable download spliced beams is one half of the tabulated allowable download. A spliced beam condition occurs must be designed and detailed to transfer tension loads (i.e., tabulated allowable lateral loads) between spliced beams by means other than the column cap. Allowable uplift and lateral loads apply only AC and ACE post cap connectors installed in pairs, as shown in Figure b, with each piece connected to the wood post and beam with an equal amount and type of nails. Allowable uplift and lateral loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. Allowable uplift loads the AC column caps do not apply to spliced beam conditions. 7 Allowable lateral loads are parallel to the length of the supported wood beam, as shown in Figure b. Figure a AC post cap connector components Figure b Typical ACE Installation FIGURE AC AND ACE POST CAPS

7 ESR-0 Most Widely Accepted and Trusted Page 7 of 9 CONNECTOR WIDTH FOR WOOD POST TABLE LPCZ LIGHT POST CAPS, NAILS (Quantity-Type) ALLOWABLE LOADS,, (lbs.) Uplift Lateral 7 Into the Into the C D =. C D =. LPCZ 9 / 8 0d 8 0d 70 LPCZ 9 / 8 0d 8 0d 9 90 For SI: inch =. mm, lbs =. N. The LPCZ post cap is a two-piece wood-beam-to-post connector that is designed to be used with wood beams having a width less than the post width, as implied in Figure. The LPC and LPC models shown in the table end with the letter Z, indicating that they have a G8 zinc coating in accordance with ASTM A. The allowable loads do not apply to spliced beams, that is, where the ends of two beams are supported by the wood post and connected to the LPC post cap connector. When a spliced beam condition occurs, the splice must occur at the middle of the connector (middle of post) and the maximum allowable download spliced beams is one half of the tabulated allowable download. A spliced beam condition occurs must be designed and detailed to transfer tension loads (i.e., tabulated allowable lateral loads) between spliced beams by means other than the column cap. Allowable uplift and lateral loads apply only LPC post cap connectors installed in pairs, as shown in Figure, with each piece connected to the wood post and beam with an equal amount and type of nails. Allowable uplift and lateral loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. Allowable uplift loads the LPC column caps do not apply to spliced beam conditions. 7 Allowable lateral loads are parallel to the length of the supported wood beam, as shown in Figure. FIGURE LPCZ POST CAPS

8 ESR-0 Most Widely Accepted and Trusted Page 8 of 9 (W ) POST CAP DIMENSIONS (in) (W ) TABLE PC AND EPC SERIES POST CAPS NAILS (Quantity-Type) ALLOWABLE LOADS,, (lbs) PC and EPC PC EPC Metal Flange Length Into Wood Uplift, Lateral Into PC & PC EPC Wood PC EPC EPC C D =. C D =. C D =. L L L Cap Cap PC- 8 d d 8 d,000 9,000 9 / / 8 7 / 8 PC 8 d d 8 d,700 9,070 PC- 8 d d 8 d,000 9,000 9 / / / 8 9 / PC 8 d d 8 d,700 9,070 PC8-8 d - d d,000,7,8 7 / / 8 / PC8 8 d - d d,700,07,0 PC- 8 - d d 8 d,000 9,000 9 / 9 / 7 / 8 PC 8 d d 8 d,700 9,070 PC- / 8 d d d,000 9,8 / 9 / 9 / PC 8 d d d,700 9,0 PC8 7 / 9 / / 8 d - d d,700,07,0 PC8 9 / 9 / 7 / 8 8 d d d,700 9,0 PC8 7 / / 9 / 9 / 8 d d d,700 9,0 PC88 7 / 9 / / 8 d - d d,700,07,0 For SI: inch =. mm, lbs =. N. Tabulated allowable loads must be selected based on duration of load as permitted by the applicable building code. Tabulated allowable loads the PC-, PC-, PC8-, PC-, and the PC- post cap connectors, which are fabricated from No. gage galvanized steel, that are less than the values assigned to the PC, PC, PC8, PC, and the PC post cap connectors, which are fabricated from No. gage galvanized steel, are the result of nail lateral values determined in accordance with the NDS. The allowable loads do not apply to spliced beams, that is, where the ends of two beams are supported by the wood post and connected to the PC post cap connector. When a spliced beam condition occurs, the splice must occur at the middle of the connector (middle of post) and the maximum allowable download spliced beams is one half of the tabulated allowable download. A spliced beam condition occurs must be designed and detailed to transfer tension loads (i.e., tabulated allowable lateral loads) between spliced beams by means other than the column cap. Allowable uplift and lateral loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. Allowable uplift loads the PC column caps do not apply to spliced beam conditions. Allowable lateral loads are parallel to the length of the supported wood beam, as shown in Figure. FIGURE PC AND EPC POST CAPS

9 ESR-0 Most Widely Accepted and Trusted Page 9 of 9 (W ) (W ) POST CAPS DIMENSIONS (in.) Metal Flange Length (L ) (L ) TABLE BC AND BCS POST CAPS Metal Flange Height (H ) (H ) NAILS (Quantity-Type) Into the Wood Into the Wood ALLOWABLE LOADS, Uplift Lateral C D =. C D =. BC 9 / 9 / 7 / 8 7 / 8 d d 980,000 BC 9 / / 7 / 8 7 / 8 / / d d 980,000 BCR d d 980,000 BC / / / 8 / 8 / 8 / 8 d d,00,000 BCR d d,00,000 BC8 7 / 7 / 7 / 7 / d d,800,000 BCS-/ / 8 9 / 7 / 8 7 / 8 / / 8 0d 0d 780,0 BCS-/ / 8 9 / / 8 7 / 8 / / d d 800,9 For SI: inch =. mm, lbs =. N. The BCS-/ post cap is designed the connection of double x's to a nominally -inch-wide post, and the BCS-/ post cap is designed the connection of triple x's to a nominally -inch-wide post. The BCS has slant nail holes nails that must be installed into the beam at a -degree angle and penetrate into the end grain of the supporting post. Nails must be minimum / -inches long (i.e., d common nails). Tabulated allowable load capacities must be selected based on duration of load as permitted by the applicable building code. Spliced beams, where the ends of two beams are supported by the wood post and connected to the BC post cap connector, are not permitted. The supported wood beam must be continuous. Allowable uplift and lateral loads have been increased wind or earthquake loading with no further increase allowed. The allowable loads must be reduced when other load durations govern. Allowable lateral loads are parallel to the length of the supported wood beam, as shown in Figure. Slant Nail Holes, typical both sides. (See footnote ) BC Cap Typical BCS Cap Installation BCS-/ Cap FIGURE BC AND BCS POST CAPS