Solid deck pallet: no gaps between deckboards
A solid deck pallet has its top deckboards butted edge to edge so there are no gaps. On a 48 x 40 in stringer pallet, twelve 4 in boards cover the 48 in length exactly, using about 8.3 board feet in 5/8 in stock against 4.9 for a standard 7-board GMA top.
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What is a solid deck pallet?
A solid deck is a deck with no gaps between deckboards. The boards are butted edge to edge, or the deck is covered by a panel. It is the opposite end of the scale from an open deck with 3 to 5 in gaps.
Solid decks are usually a top-deck feature. The bottom deck normally stays open so fork tines and pallet-jack wheels can work.
How a solid deck pallet is built
Compare two 48 x 40 in stringer pallets with 5/8 in top boards:
| Standard GMA top | Solid top | |
|---|---|---|
| Boards | 2 x 5-1/2 in + 5 x 3-1/2 in | 12 x 4 in |
| Gaps | 3.25 in | 0 |
| Top deck board feet | About 4.9 | About 8.3 |
| Top nails (3 stringers, 2 per joint on boards up to 5-1/4 in, 3 on wider) | 48 | 72 |
| Deck coverage | About 59% | 100% |
In the Uniform Standard's terms, two butted 4 in boards are treated as equal to one 6 in board. Alternatives to butted boards are tongue-and-groove boards or a plywood or OSB panel over the deck; see panel deck pallets.
palletdesign.ai lays out the top boards from the count and widths you give it and reports the resulting gap, so a solid deck is simply a board set that fills the length.
When to use a solid deck
- Small cartons and bags that would sag or drop into gaps.
- Drums and pails, where chimes can drop into wide gaps. palletdesign.ai warns when gaps exceed 2.5 in under drums; see drum pallets.
- Concentrated or point loads that need even support.
- Loose or small parts, or loads where the product itself must not touch the stringers.
When not to use one
- Anywhere gaps do no harm. A solid deck adds lumber, nails and weight: at about 4.4 lb per board foot for green mixed hardwood, the extra 3.4 board feet in the table above adds roughly 15 lb.
- Kiln-dried vs green lumber: green boards shrink as they dry (roughly 1% of width per 5% drop in moisture content below about 28%), so a "solid" deck built green opens small gaps.
Solid deck vs standard deck
| Solid deck | Standard open deck | |
|---|---|---|
| Gaps | None | Typically 3 to 5 in |
| Lumber and nails | More | Less |
| Weight | Heavier | Lighter |
| Best for | Drums, small cartons, bags, point loads | Most cased goods |
How to specify a solid deck pallet
- Size and pallet type (stringer or block).
- Top deck: "solid" or "butted", with board count, thickness and width, or panel material.
- Bottom deck: count and layout (usually open).
- Lumber moisture: kiln dried if the deck must stay tight.
- Fasteners per joint.
- Load type and weight, especially drums, bags or point loads.
For the base design, see the 48 x 40 stringer pallet and the deck board spacing guide.
Questions
- What is a solid deck pallet?
- A pallet whose top deckboards are butted edge to edge, or covered by a panel, so there are no gaps.
- When do you need a solid deck pallet?
- When small cartons, bags, drums or point loads would sag or drop into deck gaps, or loose parts would fall through.
- Do solid deck pallets cost more?
- Yes. They use more boards and nails; on a 48 x 40 stringer pallet the solid top uses about 3.4 more board feet and 24 more nails than a GMA top.
Related
- Solid deckA solid deck pallet has no gaps between top deckboards, or uses one panel. It carries small cartons, bags and drums that would sag into or drop through gaps.
- Panel deck pallet: plywood and OSB decksA panel deck pallet uses plywood or OSB instead of deckboards. Uniform Standard rules on grade, grain and strip width, ISPM 15 notes, and how to specify one.
- Drum pallet: 48 x 48 pallets for four 55-gallon drumsA drum pallet is usually a 48x48 in wood pallet for four 55-gal drums, with 3/4 in top boards, 4 stringers and tight deck gaps so drum chimes can't drop in.
- Pallet deck board spacing: how to calculate the gapsPallet deck board spacing: gap = (length - total board width) / (boards - 1). A 48x40 GMA top deck with 7 boards has 3.25 in gaps. Worked examples and limits.
- Butted boardsButted boards are deckboards set tight against the lead board with no gap. Under the Uniform Standard, two butted 4 in boards count as one 6 in board.
- Euro pallet (EPAL 1): dimensions, construction and specsThe EPAL 1 Euro pallet is 1200 x 800 x 144 mm, weighs about 25 kg and has 11 boards, 9 blocks and 78 nails. Safe working load 1,500 kg. Full construction specs.