Use your browser's Print (Ctrl/Cmd + P) and choose Save as PDF. This page works offline once you've opened it with a signal.

Triple Bunk Staggered Beds

A staggered three-tier bunk built almost entirely from 1x4s and bolted together so it knocks down — an ambitious, lumber-heavy build for a shared kids' room.

Difficulty: Expert
Time: 16–24 hrs across several days
Cost: $$$$

Cut list

Part	Qty	T × W × L	Material	✓
Full-height legs	12	3/4" × 3 1/2" × 70 3/4"	1x4	☐
Single-end legs	4	3/4" × 3 1/2" × 45 1/4"	1x4	☐
Hanging end support	4	3/4" × 3 1/2" × 43 1/2"	1x4	☐
Hanging mid-bunk step	4	3/4" × 3 1/2" × 29"	1x4	☐
Feet	6	3/4" × 3 1/2" × 3 1/2"	1x4	☐
Single-end feet	2	3/4" × 3 1/2" × 29"	1x4	☐
Double-end filler	2	3/4" × 3 1/2" × 47 1/2"	1x4	☐
Hanging support	2	3/4" × 3 1/2" × 22"	1x4	☐
Hanging bottom end	2	3/4" × 3 1/2" × 1 3/4"	1x4	☐
Filler between steps and rails	28	3/4" × 3 1/2" × 9 1/4"	1x4	☐
Ladder top	2	3/4" × 3 1/2" × 12 3/4"	1x4	☐
Side rails	6	3/4" × 3 1/2" × 59 1/2"	1x4	☐
Foot-section rails	6	3/4" × 3 1/2" × 21"	1x4	☐
Top safety rails	2	3/4" × 3 1/2" × 61 1/4"	1x4	☐
Fourth step & mid-bunk side rail	4	3/4" × 3 1/2" × 22 3/4"	1x4	☐
Second-mid step	2	3/4" × 3 1/2" × 42"	1x4	☐
End rails	18	3/4" × 3 1/2" × 39"	1x4	☐
Lower slat supports	2	1 1/2" × 2 1/2" × 54"	2x3	☐
Upper slat supports	2	1 1/2" × 2 1/2" × 34 3/4"	2x3	☐
Cross slat supports 8 middle, 4 upper, 2 lower.	14	1 1/2" × 2 1/2" × 15 1/2"	2x3	☐
Inner-vertical supports	12	3/4" × 3 1/2" × 2 1/2"	1x4	☐
Slats	27	3/4" × 3 1/2" × 40 1/4"	1x4	☐
Foot-section slats	4	3/4" × 3 1/2" × 39"	1x4	☐

Materials

Item	Qty	✓
1x4 board, 8 ft (Pine) The bulk of the frame, rails, steps, and slats.	52 each	☐
2x3 board, 8 ft (Pine) Slat supports.	5 each	☐
3" bolts with nuts and washers Bolt holes drilled ~1" below each rail so nuts sit safely under the cross rails.	32 each	☐
2-1/2" bolts with nuts and washers	4 each	☐
Wood screws, 2"	100 each	☐

Overall cost: $$$$. Lumber varies by region, species, and season, so we give a band rather than a figure.