Sizing a hammock stand or swing frame: measure the hanging system, not the seat
The sizing mistake is measuring the cloth bed and treating that as the hammock length. The stand carries the complete hanging system: fabric or rope body, end loops, spreader bars where present, chains, carabiners and adjustment. Its useful geometry is the distance between suspension points at a chosen loaded sag, not the length of one component laid on the floor.
The short answer is to provide the total eye-to-eye length, hammock construction, intended users, supplier's hanging instructions, desired ground clearance at the lowest loaded point and available footprint. For a swing, add seat dimensions and the clear movement zone. A workshop can then design the frame around the actual hanging item rather than around a generic single or double label.
A hammock and a swing load the frame differently
| Item | Primary movement | Critical dimension | Common mistake |
|---|---|---|---|
| Gathered-end hammock | Body settles into a curved hang | Eye-to-eye length, suspension angle and loaded low point | Pulling it too flat to fit a long stand |
| Spreader-bar hammock | Flatter bed with greater tendency to tip | Bar width, end length and lateral clearance | Using gathered-hammock geometry |
| Hanging chair | Rotation and multi-directional sway | Single-point headroom and circular clearance | Checking only vertical capacity |
| Bench swing | Pendulum movement front to back | Seat width, chain centres and swing envelope | Placing posts just outside the seat |
| Porch-style daybed swing | Heavy moving platform | Suspension centres, platform depth and stopping clearance | Treating it as static furniture |
Do not interchange these arrangements because they fit between the same two hooks. A spreader-bar hammock is less stable against rolling and may require more width. A chair can rotate into a post. A rigid bench creates repeated reversing forces as it swings. The frame shape and footprint follow the movement.
The flatter the hammock, the higher the tension
When a person lies in a hammock, their weight is carried by tension along both suspension sides. Pull those sides nearly horizontal and a small downward load requires very large horizontal tension. Allow a deeper curve and the force resolves more vertically. This is why tightening a hammock until it looks like a flat product photograph is not a sensible way to remove sag.
For many gathered-end leisure hammocks, a suspension line around 30 degrees above horizontal is a useful starting point, subject to the hammock maker's instructions and personal comfort. It is an angle to test, not a universal fabrication dimension. The lowest point must still clear the ground with the intended user in place, because an unloaded hammock rises and can disguise a poor design.
Adjustment should happen through chains, multiple connection holes or suitable hardware within a designed range. It should not require moving structural bolts between unverified positions. The frame must also remain stable at the most demanding permitted adjustment, not only at the setting used for a photograph.
Measure the complete hammock in a repeatable way
- Lay the hammock out without stretching it and measure from suspension eye to suspension eye.
- Record body type, spreader bars, ropes, loops and all hardware that will remain in use.
- Find the manufacturer's recommended hook spacing and height if available.
- Temporarily hang it between reliable supports and adjust for comfort.
- With the intended user carefully in place, measure hook spacing, hook height and the lowest point above ground.
- Record how much chain or adjustment remains in each direction.
- Measure the maximum width occupied by body, hands, spreader bars and natural sway.
If temporary hanging is impossible, send photographs and all maker information, but do not invent a clearance by subtracting fabric length from stand length. Made to measure steel hammock stands are useful precisely because hook spacing and height can follow a real textile rather than a package name.
A swing needs an envelope, not just a frame width
For a bench swing, give overall seat width and depth, centres of its suspension points, chain length, intended seat height and any canopy. The inside distance between posts must clear the seat plus hands and lateral movement. The area in front and behind must remain free through the intended arc. A post positioned safely beside a stationary bench can sit directly in its path once someone swings diagonally.
The top beam sees moving load and repeated reversal, while the feet resist rocking and sliding. Adding steel weight does not automatically prevent tipping if the footprint is narrow. A wider base, suitable bracing and anchors where required address geometry. If a freestanding frame must remain unanchored, that constraint needs to be stated and designed, not discovered on a windy or enthusiastic first use.
See made to measure garden swing frames as moving equipment rather than garden benches with hooks. Do not hang a swing from a pergola or roof member unless that structure was specifically designed for the dynamic load and attachment position.
Children's products and public use change the rules
Domestic activity toys such as children's swings fall within the scope of EN 71-8 when applicable. Public playground equipment is a different regulated context, commonly associated with the EN 1176 series and site-specific inspection and surfacing duties. An adult hammock stand is not made compliant merely by borrowing a children's label, and a domestic swing should not be assumed suitable for a school, hospitality venue or shared housing garden.
State the users and setting honestly. Local rules, product responsibilities and risk assessment must be confirmed before fabrication. Avoid quoting a load capacity without defining whether it is static, dynamic, per seat or for the complete frame. A meaningful specification describes the use and asks the designer to establish the permitted load and marking.
Ground, feet and anchoring
Place the frame on firm, level ground. Four rigid feet on uneven paving can rock, while narrow feet sink into lawn and change the suspension height. Levelling pads spread load on hard surfaces; broader bearing or designed anchors may be needed on soft ground. The solution must also avoid a trip edge in the movement zone.
Anchoring into a paving slab is not automatically structural. If anchors are required, identify the concrete or ground system they engage. For outdoor life, keep hollow sections drained and soil away from coated steel. The coating choice is explained in the knowledge base guide to galvanising and powder coating.
What the workshop needs
- Hammock eye-to-eye length or swing seat dimensions.
- Photographs and manufacturer hanging instructions.
- Spreader bars, chains, springs, swivels and connectors.
- Intended number and type of users.
- Loaded low-point clearance and desired seat height.
- Available length, width and height of the site.
- Full movement and safety clearance around it.
- Surface type, slope and whether structural anchoring is possible.
- Freestanding or fixed requirement.
- RAL colour and outdoor protection system.
A good stand does not merely hold the hammock off the ground. It gives the textile the curve it needs, keeps tension within the designed range and stays stable while people move. That is the useful reason to choose outdoor steel made to measure: the geometry belongs to the actual user, site and hanging equipment.