Convert Petrograd standards to Cubic yards
Convert Petrograd standards (Pet. std) to Cubic yards (yd³) instantly and accurately.
Conversion Formula
yd³ = Pet. std × 6.111111111
About Petrograd standards
The Petrograd standard (St Petersburg standard) = 165 ft³ = 4.6723 m³, representing 120 pieces of dressed Baltic softwood 12 ft × 11 in × 1.5 in = 165 ft³ exactly. Dominated 18th-19th century Baltic-to-Britain sawn-timber export trade from St Petersburg, Riga, and Danzig. Replaced by m³ in UK trade during 1970s metrication. 1 Petrograd standard = 165 ft³ = 4.6723 m³ ≈ 1,980 bf.
About Cubic yards
The cubic yard (yd³) = 27 ft³ = 0.764554857984 m³ (exact). Standard unit for bulk wood by-products in North America: landscaping bark mulch ~$25-70/yd³, wood chips for biomass boilers, timber crib-wall volumes. Typical residential mulch job: 5-15 yd³. Arborist chips ≈ 180-200 lb/yd³ fresh. 1 yd³ = 27 ft³ = 0.7646 m³ ≈ 324 bf.
Quick Reference Table
| Petrograd standards (Pet. std) | Cubic yards (yd³) |
|---|---|
| 1 Pet. std | 6.11111 yd³ |
| 2 Pet. std | 12.2222 yd³ |
| 5 Pet. std | 30.5556 yd³ |
| 10 Pet. std | 61.1111 yd³ |
| 25 Pet. std | 152.778 yd³ |
| 50 Pet. std | 305.556 yd³ |
| 100 Pet. std | 611.111 yd³ |