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HomeMy WebLinkAbout1809 Rosemary Ct - Special Inspections/Engineering - 09/05/2019September 5, 2019 Project No: 2713-41-19 Rocky Mountain Fence & Decks 614 West 29 h Street Loveland, Colorado 80538 Attn: Travis Kerns Re: Lot 27, Willow Springs North PUD 2019 Deck and Pergola - Permit # Framing Corrections Dear Mr. Kerns, 8)10�3vl-� (1809 Rosemary B1904326 Court); Fort Collins, CO Shear Engineering Corporation was contacted following a City of Fort Collins frame inspection of the deck and pergola under construction at the above referenced site. It is our understanding that several corrections are required based on the comment list provided by the City of Fort Collins building inspector on August 26, 2019. We have been asked to review the comments to determine what corrections are required, as well as provide follow-up observations of the corrections. The following is a list of the comments and our responses. Comment #1: Need double joists at center column. Response: Due to the actual 14'-0" span of the pergola roof beam instead of 15'-0" as shown on the plans, the center pergola post was eliminated. Since there is no center pergola post bearing on the deck framing, the double deck joist requirement on either side of the center deck post is eliminated. Shear Engineering Corporation has approved the elimination of the center pergola post and double deck joists at the center deck post. Comment #2: Pergola posts not attached per plans. Response: Shear Engineering Corporation visited the site on Wednesday, September 4, 2019 in order to document the provided pergola post attachments. Based on our observations, it was determined that the pergola post attachments to the deck joists / blocking below were acceptable, but the blocking attachment to the deck joists requires modification. It was recommended to add two (2) Simpson LS90 / L90 angles to attach the blocking beneath the pergola posts to the outer double deck joists. Shear Engineering Corporation observed the recommended installation of the Simpson LS90 / L90 angles as described above and has approved the pergola post attachments. Comment #3: Install tension ties. Response: Shear Engineering Corporation observed the installation of the three (3) Simpson DTT1Z deck tension ties. It is our opinion that the provided deck tension ties satisfy the building code requirement for lateral load connections. 4836 S. College, Suite 12 Ft. Collins, CO 80525 (970) 226-5334 Fax (970) 282-0311 www.she2rengineering.com N ♦ f PAGE 2 September 5, 2019 Project No: 2713-41-19 Re: Lot 27, Willow Springs 2019 Deck and Pergola Framing Corrections North PUD (1809 Rosemary Court); Fort Collins, CO - Permit # B1904326 Comment #4: 1" riser from concrete over 8". Response: This correction to be verified by the City of Fort Collins during the follow-up frame inspection. Comment #5: Install LS90's per engineer (at stair stringer to landing). Response: Shear Engineering Corporation observed the installation of the Simpson LS90 angles at the stair stringer to concrete landing attachments and has approved their installation. Comment #6: Shade slats too close together. Response: This correction to be verified by the City of Fort Collins during the follow-up frame inspection. If you have any questions concerning our observations, recommendations, or approvals, please call us at (970) 226-5334. Sincerely, SIN CqIOAIAI .Q Brian A. Bruckbauer, P.E.Shear Engineering Corporation � C•C . cc: City of Fort Collins Building Department