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HomeMy WebLinkAboutBuilding Structural Observation PlanJ LOWE STRUCTURES INC. THRESHOLD BUILDING STRUCTURAL OBSERVATION PLAN PGA Clubhouse at the Reserve Port St. Lucie, FL Jlklu_._: A. In compliance with Florida Statues, the Owner will employ a Special Inspector registered in the State of Florida to observe construction of the structural components of the PGA Clubhouse at the Reserve. The project consists of single story clubhouse addition. 2. RESPONSIBILITIES OF THE SPECIAL INSPECTOR A. The Special Inspector will be responsible to the enforcement agency and will report his observation results in accordance with current governing Florida statutes. B. The Special Inspector is responsible for observing that the construction of the structural system complies with the Official Contract Documents. Official Contract Documents are defined as the permitted plans, addenda, and the specifications with all amendments thereto, and this Structural Observation Plan. C. The Special Inspector may use a representative to perform the work. The Special Inspector utilizing Authorized Representatives shall insure the Authorized Representative is qualified by education or licensure to perform the duties assigned the Special Inspector. The use of a representative shall be in compliance with Florida Statutes. The Special Inspector shall be in responsible charge of the work of the Authorized Representative, including reviewing reports and spot checks. The Special Inspector must personally visit the site at points during construction which he deems key to the inspection program. D. The Special Inspector or his Authorized Representative will visit the project site as required by the construction activity to observe the various structural elements during the progress of the work. Further, it is required that the Special Inspector visit the project on a regular periodic basis during construction of structural elements. The Special Inspector or his Authorized Representative shall be on site prior to each concrete pour in order to confirm accuracy of reinforcement placement and periodically check method of placement on handling of concrete. E. The Special Inspector will report observations of materials, workmanship or other features of construction deviating from the requirements of the official contract documents. Guidelines for observations covering specific areas of construction are listed herein. F. Quality control inspections and testing by an independent testing laboratory are required by the project specifications for some structural elements and will be available to the Special Inspector to supplement his own observations. These reports may include, but are not limited to; soil testing, concrete testing and steel connection testing. G. The acceptance of any structural component by the Special Inspector in no way relieves the Contractor of responsibility for complying with the requirements of the contract documents. 4337 Pablo Oaks Ct., Suite 101 Jacksonville, Florida 32224 Ph: 904.992.0377 mail@lowestructures.com Threshold Plan for PGA Clubhouse at the Reserve Page 2 of 6 H. Neither the Special Inspector nor his Authorized Representative shall make any design decisions or direct the Contractor to deviate from the approved contract documents. Any deviation from the approved contract documents shall be brought to the attention of the Contractor in a timely manner, so as to avert any undue expenses. If the Contractor corrects any deviation to the satisfaction of the Special Inspector, no further action is necessary. If the deviations are not corrected to the satisfaction of the Special Inspector, they shall be brought to the attention of the Structural Engineer of Record and the enforcing agency. I. The Special Inspector shall institute quality assurance procedures to include, but not be limited to, requiring unscheduled visits, utilization of relevant check lists, use of a Site Visit Report and insuring that the Inspector or the Authorized Representative is at the project whenever so required by this plan. J. The Special Inspector will maintain a written record of threshold building observation activities and will render signed and sealed reports promptly to the Building Official with copies to the Owner, Architect of Record, Structural Engineer of Record and the Contractor. Individual reports may include any or all of the following: 1. General report on construction progress. 2. Weather conditions. 3. Other personnel present during the site visit. 4. Detailed check -off reports on specific areas. 5. Reports of the corrections of deficiencies previously noted. 6. Special test reports, welders' certification, sketches or other supplemental data. K. In addition to the report content requirements noted in section J, reports shall comply with any specific submission requirements, where applicable, of the City/County, or any other authority having local jurisdiction. L. At the completion of all structural work and after the correction of all deficiencies, the Special Inspector shall submit a signed and sealed statement to the Building Official conforming to Section 553.79 Subsection 7(a) Florida Statues. Copies will be sent to the Owner, Architect of Record, Structural Engineer of Record, and Contractor. M. This plan allows for general and specific items of concern. It does not limit the Special Inspector to only items listed. The Special Inspector's judgment must prevail on items not specifically covered. 3. RESPONSIBII.ITIES OF THE CONTRACTOR A. The Contractor shall furnish the Special Inspector, and keep current, a schedule of construction. The Contractor shall notify the Special Inspector 24 hours prior to the need for a site visit. The Contractor shall not place concrete or cover any work needing observation prior to observation by the Special Inspector. The Contractor shall make all areas available and safe for observation. B. The Contractor shall furnish all relevant test reports to the Special Inspector. These reports include, but are not limited to: 1. Soil testing. 2. Concrete testing. 3. Steel connection testing. C. The Contractor shall provide to the Special Inspector a copy of each approved submittal related to structural systems, materials and components for use in verifying proper construction. Such submittals shall include, but are not limited to, the following: 1. Contract documents, including all revisions. 2. Concrete mix designs and test results. 3. Concrete reinforcing steel fabrication drawings. FILE COPY Threshold Plan for PGA Clubhouse at the Reserve Page 3 of 6 4. Structural steel fabrication drawings. 5. Steel reinforcing for concrete masonry. 6. Concrete formwork, shoring and reshoring plans and calculations. 7. Light gauge metal framing fabrication drawings. D. All submittals provided to the Special Inspector shall bear the stamp and initials of the Contractor and the Architect or Engineer of Record. 4. SPECIAL INSPECTOR'S OBSERVATIONS The contract requirements for this project are contained in the Official Contract Documents. The following guidelines should be used in conjunction with a careful study of the Official Contract Documents. A. GENERAL 1. Review the Official Contract Documents to be sure that they are approved and available before the start of any phase of the structural work. 2. Review with the Contractor the construction procedure before the start of any phase of the structural work to make sure that it accommodates the design. 3. Review with the Contractor the requirements as to the type of inspection and testing that is necessary before the start of any phase of structural work. Confirm that the testing agency is using qualified personnel and completing all tests and inspections in a timely and professional manner. 4. After delivery to the job, observe structural members for compliance with the Official Contract Documents, damage and flaws. Confirm that the structural members are being protected and stored properly. 5. Verify that all tests, sampling or reports have been completed before finished work is covered and no longer capable of being inspected or tested. 6. Confirm the repair and treatment of areas containing defective work. B. FOUNDATIONS 1. Check to see that excavation, backfill and subsurface soil preparation is performed in accordance to the Official Contract Documents. 2. Verify that a qualified testing laboratory is performing density tests of soil beneath footings required by the Official Contract Documents. 3. Prior to the placing of reinforcing in footings, confirm that the required density tests have been made. 4. Check the placement and size of anchor bolts and/or dowels. 5. Check size, spacing, number and clearance of reinforcing. C. STRUCTURAL CONCRETE General 1. Verify that the location of all joints such as expansion and contraction joints are as detailed on Official Contract Documents or as otherwise approved. 2. Verify the location of all openings. Reinforcing should be as specified on Official Contract Documents. Additional openings which are required should be approved by the designer. 3. Check that all structural embedded items are in place as shown on Official Contract Documents. 4. Before placement of concrete slab on grade, verify proper subsurface conditions, vapor barriers, reinforcing and size and location and formwork for construction joints, including joint locations. Forms 1. Before the placement of concrete, verify the location and dimension of forms. 2. Check that the rule of placement is within safe limits, such that the form will not be over stressed. 3. Ensure that concrete strength has adequately developed before removal of forms. 4. If oil is used as bond breaker, insure that oil is applied prior to reinforcing placement. F I Ll, E c 0 P __Y Threshold Plan for PGA Clubhouse at the Reserve Page 4 of 6 Reinforcing 1. Verify that reinforcing is placed in accordance with approved shop drawings and latest Official Contract Documents. 2. Record any deviation from drawings, such as additional steel. 3. Check that reinforcing is clean of loose, flaky rust and scale, grease or other foreign materials. Concrete 1. The Special Inspector should be given at least ,24 hours notice prior to the placement of any concrete. 2. Verify that all concrete delivered is of an approved mix design and adequate records are being maintained by testing lab. 3. Verify that the method of placement of concrete will not cause segregation, is rapid enough to avoid formation of cold joints, and includes proper vibration. 4. All concrete test results shall be carefully reviewed. 5. Verify that all reinforcing and formwork has been observed and all necessary corrections made before placement of concrete. 6. Record amount of water added at job site. Check compliance with specifications. 7. Check cured concrete for honeycombing, verify repair in accordance with specifications. D. SHORING 1. Check conformance of shoring and reshoring plan for, location, spacing, size, quality, and adequacy, to support horizontal and vertical members. 2. Examine schedule and placement sequence of form, shoring and reshoring placement, and removal. E. MASONRY General 1. Check that the type of masonry blocks and mortar mix are as specified. Verify that all blocks used are in good condition. 2. Check tie beams and tie columns for location and reinforcing. Insure that concrete is connected to the adjacent masonry as specified. 3. Insure that all reinforced masonry is constructed in accordance to contract documents. Verify that horizontal reinforcing, grouted cells, dowels and embedded items are in accordance to construction documents. 4. Verify requirements for appropriate method of construction. 5. Verify alignment of cells, cleanouts, grout mix and proper grouting procedures for grout filled cells. 6. Verify that samples are taken by testing company in compliance with specifications. 7. Verify conformance of grout slump and mix designation with specifications and approved mix designs. 8. Check for cracked or weakened masonry. Reinforcement 1. Verify dowel and vertical reinforcing is in the same cell, and their locations within cells. 2. Verify reinforcing grade, size and lap length. 3. Verify cells are clean and free of excess mortar and debris prior to grouting of cells. F. STRUCTURAL STEEL Pre -Construction 1. Review the Official Contract Documents and make sure all the drawings, specifications, shop drawings, addenda, sketches are available and approved by design engineers. 2. Verify previous observations such as excavations and foundations for corrections indicated on the correction check list. 3. Check anchor bolts for size, length, plumbness, embedment and protrusion of threaded end nut engagement. 6 � 1 Threshold Plan for PGA Clubhouse at the Reserve Page 5 of 6 General 1. Check the steel on the job with the plans and specifications. 2. Check mill certifications and test reports. 3. Check grade on steel members, pipe, tubing and bolts for conformance with specifications. 4. Observe steel members for distortion, excessive rust, flaws, and burned holes. 5. Call for laboratory test reports when in doubt. 6. Check for camber in beams. 7. Check steel members for size, thickness and weight. 8. Check for dimensional tolerances. 9. Observe for surface finish galvanized or shop paint coat. 10. Check the columns for bearing surfaces, alignment, size, adequate base plates, splice plates and bearing and embedment in masonry or concrete. Weldina 1. Verify testing lab inspection for size, spacing, type and location as per approved plans. 2. Insure all welders are certified. 3. Insure the base metal conforms to the specifications. 4. Verify welding rods for conformance to specifications. 5. Observe assembled materials before welding for rust, scabs, seams, scale, plate lamination, root openings and proper edge preparation. 6. Verify testing of welds as specified by a testing lab. 7. Review the reports by testing lab and insure the repair of inadequate welds. Testing lab shall perform the following: a. Insure that welds are clean and free from slag. b. Check for rust protection of welds as per specifications. c. Check for dimensional defects for sizes, shapes, warpage and joint preparation as per approved drawings and specifications. d. Inspect for voids resulting from improper chemical reaction. e. Check for cavities and incomplete penetration. f. Check for imperfect fusion and undercutting. g. Inspect for any non-metallic solids trapped in the weld. h. Inspect for weld cracks and craters. i. Inspect for surface holes and other surface irregularities. j. Insure that defective welds are clearly marked and have been repaired. G. PRE-ENGINEERED WOOD OR LIGHT GAGE METAL TRUSSES General 1. Check that the spacing of trusses conforms to the structural and approved shop drawings. 2. Check that the permanent bracing conforms to the approved engineered shop drawings. 3. Check that the truss tie -down types are as specified, the attachments are complete and conform to the contract documents and approved engineered shop drawings. 4. Verify truss -to -truss connections conform with the approved engineered shop drawings. 5. Verify that the roof decking thickness and attachments conform to the construction documents and approved engineered shop drawings. H. WOOD General 1. Verify member sizes, grades, spacing, etc are as detailed on official contract documents or as otherwise approved. 2. Verify nailing, strapping and other connections area as detailed on the contract documents or as otherwise approved. 3. Verify pressure treatment, fire retardant, etc. has been provided for members as detailed on the official contract documents or as otherwise approved ImILE COPY Threshold Plan for PGA Clubhouse at the Reserve Page 6 of 6 ' I. LIGHT GAGE METAL FRAMING General 1. Check that installation of light gage metal, load bearing walls, wall studs, miscellaneous load bearing metal stud structural elements, and all connections of these elements conform to the contract documents and the specialty engineers' approved shop drawings. 2. Check that the spacing of framing members conforms to the structural and approved shop drawings. 3. Check that the permanent bracing conforms to the approved engineered shop drawings. 4. Check that the member tie down types are as specified, the attachments are complete and conform to the approved engineered shop drawings. J. WINDOW/CURTAIN WALLS AND EXTERIOR LIGHT GAGE FRAMING General 1. Verify window/curtain wall system and all connections conform to the approved shop drawings. 2. Verify that the installation of wall studs including member size, spacing and connections conform to the approved shop drawings. } ?SIA F FIE G�"t.� COPY