Current status: Saleem Sial is the research and editorial owner for the current BuildQuantities.com pages. Waseem Sial is the external reviewer assigned across the current 3 calculators and 13 supporting articles and charts. Each page records whether its review is complete or ongoing.
Current author
Saleem Sial researches, writes, and edits the current calculator and article content. His author page lists the pages carrying his byline and the limits of his role.
Current external reviewer
Waseem Sial is identified as an External Reviewer and Engineer. The record does not claim a specific engineering discipline, licence, employer, project history, or number of years in practice.
| Reviewed page or group | Review scope | Review date |
|---|---|---|
| Gravel Calculator | Formulas, units, worked examples, sources, and stated limitations | 28 July 2026 |
| Sand Calculator | Formulas, units, worked examples, sources, and stated limitations | 30 July 2026 |
| Trench Excavation Volume Calculator | Formulas, units, worked examples, sources, and stated limitations | 30 July 2026 |
| Supporting articles and reference charts | Technical claims, calculations, units, worked examples, sources, and stated limitations | See the status and date on each page |
What each role covers
| Role | Checks owned | Record kept |
|---|---|---|
| Research and editorial owner | Search intent, sources, drafting, clarity, examples, metadata, and internal links | Name, contribution, dates, source note, and editorial status |
| Calculation owner | Formula, variables, units, conversions, rounding, invalid cases, and test fixtures | Specification, test results, date, and material changes |
| External technical reviewer | The technical claims and limits named on the reviewed page | Name, stated role, exact scope, outcome, and date |
| Site QA owner | Build, links, metadata, schema, keyboard use, responsive layout, and browser errors | Checks run, result, date, and unresolved issues |
Review scope and future pages
A completed review applies to the named page and recorded version. Waseem Sial may be assigned as the default reviewer for future technical pages, but a future page receives a completed status only after its actual review is confirmed. A later change to a formula, unit conversion, source basis, example, or limitation may require another review.
Corrections and disclosures
Confirmed attribution, calculation, source, or review errors follow the corrections policy. A contributor or reviewer must disclose a material relationship with a supplier, advertiser, affiliate, sponsor, or product discussed within the assigned scope.
Guidance used for contributor records
- Google Search Central: creating helpful, reliable, people-first content, checked 30 July 2026.
- BuildQuantities.com editorial policy for authorship, review labels, evidence, AI use, and publication gates.