Cast-in-Place Concrete — Structural
▶ IN REVIEW⚠ 2 standards conflicts — auto-detected△ 1 edition mismatch — ACI△ 11 open reviewer comments☍ SHA-256 audit chain active
PART 1GeneralScope, references, submittals, quality requirements
1.01 Summary
What this spec covers
What this spec covers
This section specifies cast-in-place concrete for structural elements including foundations, columns, beams, and slabs per project structural drawings and applicable referenced standards.
1.02 References
⚠ Conflict detected
⚠ Conflict detected
Standards cited in this spec section — red = conflict detected by SpecChain
ACI 318-19 §26.4 ⚠ACI 301-16ASTM C150/C150M-22ASTM C94/C94M-21◇ View in Graph
⚠ Standards Conflict Detected — Auto by SpecChain
Header cites ACI 318-19. Section 2.03 retains legacy language from ACI 318-14. SpecChain catches this automatically across every standard in your library.
Proposed change — review before applying
per ACI 318-14 Section 26.4.2 (old edition)
per ACI 318-19 Section 26.4.2.1(a) (current edition)
1.03 Submittals
△ Incomplete
△ Incomplete
Submit mix designs, aggregate test reports, admixture data sheets, and concrete placement plans minimum 14 calendar days prior to concrete placement.
△ Missing Submittal Requirements
Curing method submittals are not listed. SpecChain cross-referenced your submittal list against ACI 308R-16 §4.1 requirements and found the gap.
1.04 Quality Assurance
Contractor shall employ a qualified independent testing and inspection agency approved by the Engineer of Record prior to concrete operations. Agency shall be accredited per ASTM E329.
PART 2ProductsMaterials, mix designs, product specifications
2.01 Concrete Mix Design
Normal-weight concrete, minimum f'c = 4,000 psi at 28 days. Maximum w/cm = 0.45. Exposure class W1 per ACI 318-19 Table 19.3.2.
2.02 Portland Cement
Portland cement conforming to ASTM C150/C150M-22, Type I/II, low-alkali.
☍ Rev 4.1→4.2: Type II/V removed per EOR direction. Change logged and SHA-256 signed.
2.03 Admixtures
⚠ Edition superseded
⚠ Edition superseded
Water-reducing admixture conforming to ASTM C494-19 ⚠ Type A or F. Calcium chloride not permitted.
⚠ Edition Superseded — ASTM C494
The edition referenced has been superseded. SpecChain monitors the standards library and flags outdated references automatically.
2.04 Reinforcement
Deformed bars per ASTM A615/A615M-22, Grade 60. Epoxy coating where noted per ASTM A775/A775M-19.
PART 3ExecutionField installation, testing, and acceptance requirements
3.01 Preparation
Remove debris, ice, snow, and standing water from formwork. Moisten subgrade prior to placement. Verify reinforcement placement and cover. Obtain EOR written authorization before placement.
3.02 Placement Conditions
△ Language suggested
△ Language suggested
Do not place concrete when ambient temperature is below 40°F or above 90°F without EOR-approved cold or hot weather concrete plan.
ⓘ Suggested Addition — AI Drafted, Needs Review
Cold Weather Plan requirements: min delivery temp 55°F, heated enclosures, 72-hr protection post-pour, daily temp logs. Submit 48 hrs prior to pour. AI suggestions require reviewer approval before entering the spec.
3.03 Curing
Cure minimum 7 continuous days per ASTM C309-19 and ACI 308R-16 §4. Method subject to EOR approval.
3.04 Field Testing
One set of 4 cylinders per 50 CY minimum. Test at 7 and 28 days per ASTM C39/C39M-21. Failing tests require EOR notification within 24 hours.
☍ SHA-256 audit chain active — every change cryptographically signedSpec: CSI 03 30 00 Rev 4.2Standards sync: today 08:12Open issues: 3 conflicts • 11 comments • 1 pending approval