masonry

80 lb general-purpose concrete mix

Bag price alone is not yield; a useful observation preserves package weight and product class so quantity calculations can use the selected manufacturer's current yield.

Comparison specification

material

preblended concrete mix

package weight lb

80

use

general purpose

strength

record manufacturer stated strength and cure basis

Estimator worksheet

Purchase unit

one 80 lb bag

Gross basis

one manufacturer-labeled 80 lb package; volumetric yield is product-specific and must come from the current product data

Quantity method

Calculate placed volume from reviewed geometry, convert it to the unit used by the selected manufacturer's yield, divide by that current yield, include declared waste, and round bags up.

Cost method

Multiply purchase bags by the observed per-bag price. Keep pallet terms, deposit, water, reinforcement, forms, placement, equipment, curing, delivery, tax, and waste separate.

Scope checks before ordering

• Do not infer yield from package weight alone or reuse a yield from a different mix.
• Separate slabs, footings, posts, repairs, and other placements when geometry, mix, access, or waste differs.

Do not merge unlike products

• Exclude fast-setting, high-early-strength, crack-resistant, countertop, mortar, and sand mixes.
• Record package weight; do not compare a 60 lb bag as an 80 lb bag.
• Keep bulk and pallet discounts separate from single-bag open-market prices.

Before using a price

Confirm required strength, placement, temperature limits, water demand, yield, cure requirements, pallet deposit, delivery, and applicable project specifications.

Specification sources

Use these first-party references to verify comparison fields before selecting a supplier product. They do not provide the local price, stock status, project design, or code approval.

• QUIKRETE Concrete Mix No. 1101 product data — QUIKRETE
  Manufacturer example showing why bag weight, mix class, labeled yield, and cure-basis strength remain product-specific. It is not a universal yield, price, or availability source.

Local price coverage

Related exact material references

Continue with adjacent purchase units without collapsing different grades, materials, sizes, listings, or packages into one generic cost.

• 2 x 4 x 8 ft SPF stud or dimensional lumber, No. 2 or better — one 8 ft piece
• 2 x 6 x 8 ft SPF dimensional lumber, No. 2 or better — one 8 ft piece
• 7/16 in OSB sheathing, 4 x 8 ft panel — one 4 x 8 ft sheet

Carry the quantity and price into an estimate