EstiMatrix knowledge base
Guides for every tool, engineering articles on BOQ, rate analysis and cost estimating in Bangladesh, and the official changelog.
Step-by-step operating guides and walkthroughs for every EstiMatrix tool.
9 articles →
In-depth civil, structural and multi-disciplinary engineering for Bangladesh.
11 articles →
Official EstiMatrix releases, new features and fixes.
3 articles →
How to create a BOQ online with EstiMatrix — step by step
From a blank project to a priced, tender-ready bill of quantities on the PWD Schedule of Rates: set-up, measurement, rates, analysis and export.
30 Oct 2026 · 3 min read
What is a bill of quantities (BOQ)? A practical guide for Bangladesh
What a BOQ contains, who prepares it, how it differs from an estimate and a rate analysis, and how to structure one for PWD and private projects.
30 Oct 2026 · 2 min read
Measurement sheets: Enter-key entry, formulas, deductions and extra columns
Fast keyboard take-off in EstiMatrix — sequential Enter navigation, inline formulas, unit-aware columns, deductions and user-inserted multiplier columns.
29 Oct 2026 · 2 min read
Rebar take-off in EstiMatrix: bar sizes, unit weights and lapping allowance
Reinforcement items switch to a dedicated take-off: bars × diameter × length → kg, with the unit weight shown, a lapping / wastage percentage and a summary by diameter for ordering steel.
28 Oct 2026 · 2 min read
Feedback tracker, smart BBS, offline autosave and site-engineering tools
October 2026: a feedback and bug tracker, duplicate prevention, dry-to-wet factors, smart bar bending rules with 12 m cutting optimisation, and more.
28 Oct 2026 · 2 min read
Construction cost per square foot in Bangladesh (2026): thumb rules and sanity checks
Indicative cost per sft for residential, commercial, factory and PEB buildings; steel and cement per sft; and how to use thumb rules to catch estimating errors.
28 Oct 2026 · 2 min read
PWD Schedule of Rates explained: editions, zones and how to use them
Civil, E/M, retrofitting and lift schedules; the four rate zones; editions in force; basic rates; and how to apply SoR rates in metric and imperial projects.
27 Oct 2026 · 2 min read
Rate analysis on the PWD Schedule of Rates: how EstiMatrix builds it
Every SoR item arrives with a generated rate analysis: material norms from the specification, PWD basic rates for your zone, market prices alongside and a balancing line that keeps the published rate.
26 Oct 2026 · 2 min read
VAT, AIT, profit and overhead: official estimate vs contractor tender quote
How EstiMatrix handles mark-ups: PWD SoR rates that already include them, a tender quote that strips and re-applies your own, and recalculation at any time with a restore point.
25 Oct 2026 · 2 min read
Exporting your BOQ: Excel, A4 PDF, e-GP schedule, branding and letterhead
Workbook, client BOQ, blank quotation and e-GP presets; A4 PDF with cover, title block and QR verification; your letterhead and signatures; watermark on or off.
24 Oct 2026 · 2 min read
Rebar weight calculation: why d²/162 works — and the kg/ft table
Derive the unit weight of a steel bar from its density, use it in kg/m and kg/ft, and avoid the common mistakes when estimating reinforcement.
23 Oct 2026 · 2 min read
Share a BOQ with your client: password-protected read-only links
Instead of emailing a PDF every revision, send a live link that always shows the latest BOQ — without your rate analyses or profit build-up.
22 Oct 2026 · 2 min read
Switching between metres and feet mid-project — without losing accuracy
Convert a whole project between metric and imperial at any time: dimensions, item units, manual rates, analyses and bar lengths follow with exact factors.
21 Oct 2026 · 2 min read
Linked measurements for retrofitting: surface preparation, bonding agent and jacketing
Make one item mirror another's measurement rows live — no double entry, no mismatched quantities, full transparency for auditors.
20 Oct 2026 · 2 min read
Concrete material quantities: the 1.54 dry-volume factor and cement bags
How to work out cement, sand and stone chips for 1:2:4, 1:1.5:3 and 1:3:6 concrete, why the dry volume is 1.54 times the wet volume, and bag conversions.
19 Oct 2026 · 2 min read
PEB vs RCC for factory buildings in Bangladesh: cost, time and foundations
When a pre-engineered steel building beats a conventional RCC frame for sheds, warehouses and utility buildings — and when it does not.
18 Oct 2026 · 2 min read
Brickwork estimating: number of bricks, mortar and wastage
Bricks per cft and per cum for Bangladeshi standard bricks, mortar volume and cement for 1:4 and 1:6, and how to measure walls with deductions.
17 Oct 2026 · 2 min read
Structural retrofitting in Bangladesh: column jacketing, micro-concrete and DEA
From detailed engineering assessment to RC jacketing and FRP: methods, the sequence of works, how to measure them in a BOQ and quality points on site.
16 Oct 2026 · 2 min read
Plaster quantity calculation: area, mortar, cement and deductions
Measure plaster area correctly, apply the deduction rules for openings, and work out cement and sand for 12 mm and 20 mm plaster in 1:4 and 1:6.
15 Oct 2026 · 2 min read
Estimating the substructure: earthwork, sand filling, soling and lean concrete
Measure excavation with working space, sand filling and compaction, brick flat soling and CC 1:3:6 under footings — in the right order and units.
14 Oct 2026 · 2 min read
Bar bending schedule: cutting length, laps, hooks, bend deductions and 12 m bars
How to prepare a BBS: cutting length formula, lap lengths by diameter, 90° and 135° hooks, bend deductions and packing cut lengths into 12 m stock bars.
12 Oct 2026 · 2 min read
EstiMatrix Phase 1: every PWD SoR edition with generated rate analyses
The foundation release: all PWD Schedule of Rates editions in four zones, a six-sheet linked workbook, rate analyses for every SoR item and a market price hub.
10 Oct 2026 · 2 min read