ATT_B_S1.10.pdf
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- Attached to
- OCYCF Med/Dental Remodel
- Solicitation number
- S-DASOBO-00001190
- Issued by
- Lake County, Albany City, Oregon
About this file
The provided document is a set of structural observation requirements for the OCYCF Med/Dental Remodel Project in Albany, Oregon, overseen by the Oregon Youth Authority. The document outlines the responsibilities of the Owner, Contractor, and Structural Engineering Observer, including requirements for inspection of concrete, steel, and reinforcing elements at various stages of construction. Key items to be observed include footing reinforcement, floor and roof framing, welding and bolting, concrete placement and curing, and post-installed anchors. The Contractor is required to notify the Owner and Observer at least 48 hours prior to scheduled observations. At the conclusion of the structural work, the Observer must submit a written statement identifying any unresolved deficiencies.
The related state and local contract opportunity is for the OCYCF Med/Dental Remodel Project, located in the jurisdictions of Linn County and the City of Albany, Oregon. The purpose is to establish a contract for this remodel project for the benefit of the Oregon Youth Authority. No other pricing, funding, or award details are provided in the given information.
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STRUCTURAL OBSERVATIONS:
STRUCTURAL OBSERVATIONS
ITEM SER
FOOTING REINFORCING AND FORM WORK PRIOR TO
CONCRETE PLACEMENT
FLOOR FRAMING AND HARDWARE PLACEMENT
ROOF FRAMING AND HARDWARE PLACEMENT
COMPLETION OF ALL STRUCTURAL ELEMENTS CONTAINED
HEREIN
AS REQUIRED TO ADDRESS STRUCTURAL ISSUES X
1. THE OWNER SHALL EMPLOY THE ENGINEER OF RECORD (SER) TO PERFORM STRUCTURAL
OBSERVATIONS IN ACCORDANCE WITH THE INTERNATIONAL BUILDING CODE (IBC) SECTION 1704.5.
STRUCTURAL OBSERVATIONS ARE THE VISUAL OBSERVATIONS OF THE STRUCTURAL SYSTEM BY A
REGISTERED DESIGN PROFESSIONAL FOR THE GENERAL CONFORMANCE TO THE APPROVED
CONSTRUCTION DOCUMENTS. STRUCTURAL OBSERVATION DOES NOT INCLUDE OR WAIVE THE
RESPONSIBILITY FOR THE REQUIRED INSPECTIONS AS NOTED IN SECTIONS 110, 1705 OR OTHER
SECTIONS OF THE IBC.
2. THE OWNER AND THE BUILDING OFFICIAL SHALL REPORT ANY DEFICIENCIES IN WRITING. THE
STRUCTURAL OBSERVER SHALL SUBMIT TO THE BUILDING OFFICIAL AND THE OWNER, AT THE
CONCLUSION OF THE STRUCTURAL WORK CONTAINED WITHIN THE PERMIT, A WRITTEN STATEMENT THAT THE SITE VISITS HAVE BEEN MADE. IN ADDITION, THAT THEY HAVE IDENTIFIED ANY REPORTED
DEFICIENCIES WHICH, TO THE BEST OF THE STRUCTURAL OBSERVER'S KNOWLEDGE, HAVE NOT
BEEN RESOLVED.
3. THE CONTRACTOR SHALL CONTRACTOR SHALL NOTIFY THE OWNER AND THE STRUCTURAL
OBSERVER A MINIMUM OF 48 HOURS PRIOR TO THE TIME AT WHICH THE SPECIFIED STRUCTURAL
OBSERVATIONS MAY BE PERFORMED. CONSTRUCTION PROGRESS SHALL ALSO BE UPDATED TO
THE STRUCTURAL OBSERVER BY THE CONTRACTOR.
4. THE FOLLOWING AREAS OF WORK SHALL BE PERFORMED FOR STRUCTURAL OBSERVATIONS:
X
X
X
Inspection of reinforcing steel and placement.
Inspection of reinforcing steel welding in accordance with required verification and inspection of steel construction.
Inspect bolts to be installed in concrete prior to and during placement of concrete where noted on drawings.
Verifying use of required design mix.
At the time fresh concrete is sampled to fabricate specimens for strength tests, perform slump and air content tests, and determine the temperature of the concrete.
Inspection of concrete and shotcrete placement for proper application techniques.
Inspection for maintenance of specified curing temperature and techniques.
1)
2)
3)
5)
6)
7)
8)
REQUIRED VERIFICATION AND INSPECTION OF CONCRETE CONSTRUCTION
CONTINUOUSVERIFICATION AND INSPECTION
- X
PERIODIC
ACI 318: 3.5, 7.1-7.7
REFERENCED
STANDARD
IBC REFERENCE
- X
- X
- X
X -
X -
- X
AWS D1.4
ACE 318: 3.5.2
ACI 318: 8.1.3, 21.1.8
ACI 318: Ch. 4, 5.2-5.4
ASTM C 172
ASTM C 31
ACI 318: 5.6, 5.8
ACI 318: 5.9, 5.10
ACI 318: 5.11-5.13
1910.4
1908.5, 1909.1
1904.2, 1910.2, 1910.10
1910.6, 1910.7, 1910.9
1910.3
1910.8
Identification markings to conform to ASTM standards specified in the approved construction documents.
Snug-tight joints
Pretensioned and slip-critical joints using
For structural steel, Identification markings to conform to AISC 360
Identification markings to conform to AWS specification in the approved construction documents.
Structural steel and cold-formed steel deck:
Complete and partial penetration groove welds.
Multipass fillet welds.
Single-pass fillet welds > 5/16" Plug and slot welds.
Floor and roof deck welds.
Reinforcing steel:
Verification of weldability of reinforcing steel other than ASTM A706
Details such as bracing and stiffening.
Member location.
Application of joint details at each connection.
a.
a.
b.
a.
a.
a.
b.
a.
b.
c.
1.
2.
3.
5.
6.
7.
1)
1)
6)
4) 3) 2)
X
X X X
CONTINUOUS PERIODIC
X X X
X
X
X
X
X
VERIFY
X
X and applicable ASTM material standards.
AISC 360, Section A3.3
AISC 360, Section M2.5
AISC 360, Section M5.5
AISC 360, Section A3.5 and applicable AWS A5
AWS D1.1
AWS D1.3
VERIFICATION AND INSPECTION REFERENCED
STANDARD
REQUIRED VERIFICATION AND INSPECTION OF STEEL CONSTRUCTION
Inspection of anchors post-installed in hardened concrete members.
4) - X ACI 318: 8.1.3, 21.1.8 1908.5, 1909.1
Inspection of prestressed concrete:
a. Application of prestressing forces.
9)
N/A - ACI 318: 18.20
b. Grouting of bonded prestressing tendons in the seismic force-resisting system.
Erection of precast concrete members.10) - N/A ACI 318: Ch. 16
N/A - ACI 318: 18.18.4
Verification of in-situ concrete strength, prior to stressing of tendons in post-tensioned concrete and prior to removal of shores and forms from
11) - N/A ACI 318: 6.2
beams and structural slabs.
Inspect formwork for shape, locations, and dimensions of the concrete member being formed.
12) - N/A ACI 318: 6.1.1 1910.6, 1910.7,
1910.8
Manufacturer's certificate of compliance requiredb. - X turn-of-nut with matchmarking, twist-off bolt or direct tension indicator methods of installation
Pretensioned and slip-critical joints usingc. X - -turn-of-nut without matchmarking or calibrated wrench methods of installation
For other steel, Identification markings to conform to ASTM standards specified in the
b. - X - Applicable ASTM approved construction documents.
material standards
Manufacturer's certified test reportsc. - X - -
4. - X -Manufacturer's certified test reportsa. -documents.
Manufacturer's certificate of compliance required.b. - - X
Single-pass fillet welds < 5/16"5
- - X
Reinforcing steel resisting flexural and axial forces in intermediate and special moment
2) X - -frames, and boundary elements of special structural walls of concrete and shear reinforcement.
Shear reinforcement3) X - - Other reinforcing steel4) - X -
AWS D1.4,
ACI 318: Section 3.5.2
Material verification of high-strength bolts, nuts and washers:
Inspection of high-strength bolting:
Material verification of structural steel:
Material verification of cold-formed steel deck:
Material verification of weld filler materials:
Inspection of welding:
Inspection of steel frame joint details for compliance:
PROJECT NO.:
ISSUE DATE:
REVISIONS:
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STRUCTURAL
NOTES
S1.10
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FDN. PLAN - LEVEL 1
S1.01
PROJECT NO.:
ISSUE DATE:
REVISIONS:
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FOUNDATION
DETAILS
S1.11
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PROJECT NO.:
ISSUE DATE:
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ROOF FRMG. PLAN -
LEVEL 1
S2.01
PROJECT NO.:
ISSUE DATE:
REVISIONS:
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EXPIRES 12-31-2022
ROOF FRAMING
DETAILS
S2.11
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