---
title: 2626 Mack Civil Stormwater Pit EXA01A/08 — Job Log
job_number: 2626
type: log
purpose: Append-only one-liners. Never edit prior entries.
created: 2026-05-06
created_by: cowork-lfcs
---

# 2626 Mack Civil Stormwater Pit EXA01A/08 — Job Log

## 2026-05-06
- 2026-05-06 21:30 — cowork-lfcs — Routine reprice → rev6 drafted. Tightened exclusions per Rocky: concrete + reo + step irons + backfill + pumping + cranage + Bituthene + curing compound = ALL Mack supply. LFCS supply = formwork ply + transport + grout/hydrophilic seal + small tools + ute&tools. Step iron labour corrected ($210). **Total $43,355 ex GST / $47,690.50 inc GST** (vs rev5 $43,143). +$212 / +0.5%. Files: `02b/2626-Rate-Buildup-2026-05-06_rev6.md` + `02a/2626-Tender-Summary-2026-05-06_rev6.md`. Airtable sync deferred pending Rocky sign-off.
- 2026-05-06 08:21 — cowork-lfcs — rev6 Airtable sync executed. Bid recJFeA83SRGOne1s (rev5) → Status=Superseded, Notes appended. New Bid recotDGfjvNjoOFsA created `2626-bid-v1-CC-rev6` (Lump Sum, Draft, $43,355 ex / $47,690.50 inc, Margin 15%). Job recoCFU16Ugn9rqnM Active Bid pointer rolled rev5→rev6. 36 Bid Line Items created (31 labour + 5 materials, primary Line ID format `2626-bid-v1-CC-rev6-L{n}`). All sums tied: line items total $34,565 labour + $2,850 materials cost = aligns with vault md. Vault md remains draft-pending-Rocky-review for cosmetic final pass before submission to Mack. Submission gated on (a) RFI 36 contractor acceptance signed by Mack (Airtable RFI rec12vNzv7QRNbaog still unsigned), (b) AfC drawings supplied. → [[01_Daily/2026-05-06#08-21]]

## 2026-05-10
- 2026-05-10 — claude-code-rr — Hasibul's BOQ pulled from Drive (sheet `1rORm0qD8IPtaxmH5O_iPRt-ND4aOdEDj`) into vault as `2626-BOQ-Hasibul-Khan-2026-05-06_v-CW.md` for Hermes/Huss meeting access. Total $107,139 ex GST / $117,852.90 inc GST (664 labour hrs, W8 strip flagged ⚠). Sits parallel to cowork-lfcs rev6 ($43,355) — A/B for Mack bid. → [[Daily/2026-05-10]]

## 2026-05-14
- 2026-05-14 22:00 — cowork — **Scope pivot — full pit, not FRP-install-only.** Rocky confirmed Mack Civil (Nihar Reddy RFQ) wants 2626 priced at the full cast-in-situ pit scope: formwork + reo supply + concrete supply + demolition + dewatering + pit fixtures + hydrophilic + Rugasol + anti-crack bars + subbed groundworks. Budget target <$100k incl. groundworker sub (good chance of winning at that number). Supersedes rev6 FRP-install-only ($43,355) — aligns with Hasibul's $107k BOQ (2026-05-10). `CLAUDE.md` + `00-brief.md` need updating to reflect new scope. → [[01_Daily/2026-05-14]]
- 2026-05-14 22:00 — cowork — Cowork session built full deliverable set on LFCS letterhead: Proposal (Word + PDF, full-scope), Reo Schedule (LB1 600×900 ×80 + LB2 1500×1900 ×80 + 25 stock + sundries, ~481 kg N12), 4-sheet A3 Methodology Drawings (plan + Section A-A + B-B with Detail 1 + 5-stage sequence), Confined Space Rescue Plan, Pre-pour Checklist, ITP. All filed into `02a/`, `02b/`, `03b/` (new — LFCS Methodology Drawings), `05a/` (new — Rescue Plans), `07b/` (new — Pre-pour Checklists), `07c/` (new — ITPs). Files were drafted in Cowork Downloads workspace then synced to vault end-of-session.
- 2026-05-14 22:00 — cowork — Pit technical: 1900×1500 internal, walls 150, ~1800 chamber + 900 chimney. Chimney back on kerb line, body into footpath/verge (low point of road). 3 pipes / 4 penetrations: 900⌀ main N-S through + 2× ~400⌀ E-W inlets. Reo N12 @ 200 single mat + L-bars do verticals + 8 anti-crack per pipe. Joints Rugasol + Sika Hydrotite. Monolithic walls+roof+chimney pour = ONE cold joint only (base→walls). Batter 1:1.5. Concrete N25 R53, ~8 m³ over two pours, night Sun-Thu 7 PM-5 AM. Ply chute placement, no pump.
- 2026-05-14 22:00 — cowork — Supplier status: AUSREO (1300 287 736) gave Rocky an email — reo schedule sent today. Concrite (02 9542 4242) — Rocky to ring for night-pour quote. Boral (1300 267 251) — secretary actioning account setup before night-pour orders go in. Best Bar Sydney — second reo quote.

## 2026-05-15
- 2026-05-15 — Ausreo issued Quote SQ000078615-1: N12 @ 200 c/c basis, 0.502 t bar + chairs + ties + delivery = $1,609.27 ex GST / $1,770.20 inc GST. Quote only, NO order yet. Filed to `02c - Subbie Quotes Received/Ausreo-Reo-Order-SQ000078615-1_2026-05-15.pdf`.

## 2026-05-16
- 2026-05-16 — Mack foreman site visit confirmed verbally: LFCS authorised for design-and-build. LFCS straight-chimney design substitutes TfNSW R0220-style splayed standard. Rocky to confirm in writing via phone Monday 19/05.

## 2026-05-17
- 2026-05-17 — claude-code (Rocky-supervised Sunday evening) — Full reprice chain v5 → v6 → v7. v5 ($131k) anchored on Hasibul 664-hr labour (amateur over-estimate, 3-6× Liverpool precedent — disregarded). v6 ($50,142) used rev6 + Liverpool precedent labour basis (172 hrs) + added LFCS material supply (reo + concrete + pump + Bituthene + curing + NATA + Eng Cert). v7 ($62,692 ex GST / $68,961 inc GST) — added 6/8 productivity loading via Option-1 combined night rate (Trade $186.67/hr productive, Sup $200/hr productive), confirmed straight-chimney 1900mm wall height design, added D&B additions ($4k for in-house design + PE cert + PI uplift). Includes Option γ pricing strategy: LS primary + T+M Schedule of Rates fallback. Carve-out clauses drafted for embedding in LoO: RFI 36 acceptance, service strikes, N12 spacing, DN900 condition, N25 mix, pit depth, bypass pumping, dewatering, weather, other-trade delays. Files: `02b - BOQ & Rate Schedules/2626-LFCS-Reprice-v7-2026-05-17.md` + superseded v5/v6.
- 2026-05-17 — Rocky decision: price N12 @ 150 c/c per RFQ key assumption (not @ 200 per drawing). Ausreo re-quote needed Mon AM. Estimated v7 @150 = ~$63,913 ex GST (+$1,221 vs v7 @200: +$297 reo + $924 reo-fix labour).
- 2026-05-17 — RFI 36 read in full (5 pages). TfNSW (Zaki Mirza, Project Support Engineer) signed instruction 13 Feb 2026: demolish + cast-in-situ + R0220-01/-28 compliance + R11 spec + **DAYWORKS T+M**. **Contractor (Mack) acceptance page 5 UNSIGNED.** #1 commercial risk. LFCS strategy: lump sum to Mack per RFQ submission requirement + carve-out clause "if RFI 36 unsigned at mobilisation, reverts to dayworks at Rate Card V1.7 rates".
- 2026-05-17 — Mack RFI batch MC1-MC6 drafted (caveman style, ContractorOS RFI template structure). Topics: RFI 36 acceptance, Arki sub arrangement, N12 @150 confirm, material disposal split, hard bid date, site induction + access. Filed at `06. Correspondence/06b - RFIs/2626-RFI-batch-to-Mack-2026-05-17.md`. Gmail draft saved (`r-2429280082321784374`) to Nihar Reddy (Mack) cc Jalen + Alex + Liam + admin. NOT YET SENT — Rocky reviewing internally with Liam first.
- 2026-05-17 — Ray (Arki Civil admin@arkicivil.com.au) chase email drafted (Gmail draft `r-3500489504163734025`). Still no response from Ray since Hasibul 11/05 + Rocky 14/05 chases. Phone chase Mon AM.
- 2026-05-17 — `state.json` machine-readable state file created at `0. AI Context/state.json` per new LFCS convention. Captures: current_stage, lifecycle_phase, active_price_ex_gst, pricing_basis, design_basis, pit_geometry, quantities, arki_civil_sub status, gmail_drafts IDs, next_actions, blockers, key_files. Updated 2026-05-17T22:30+10.