What matters at the dock
- Leveller rated capacity based on the heaviest laden forklift crossing it, not just the weight of the load.
- Door track arrangements that clear overhead cranes, crane rails, lighting and services near the opening.
- Openings sized for oversized or overhanging loads, with vision panels so drivers can see through.
- Ground-level access for flatbeds and side-loaded curtain-siders alongside the rear-loading trailer docks.
- Separate pedestrian doors and marked routes that keep people away from forklifts at busy openings.
What do manufacturing sites need from their loading bays?
Manufacturing sites need loading bays that handle heavier and more irregular loads than a typical warehouse, from steel and components coming in to machinery or finished products going out. Forklifts may be larger, loads may overhang pallets, and some vehicles can only be loaded from the side.
- Leveller capacity that covers the heaviest laden forklift, not just a pallet truck.
- Openings tall and wide enough for oversized items.
- Door tracks that clear cranes, services and lighting.
- Ground-level access for flatbeds and side-loaded curtain-siders.
- Separation between pedestrians and forklifts at busy doors.
- Leveller lips and platforms tough enough for steel stillages and skids.
Many factories also have a mix of old and new buildings, with docks added at different times. Bringing them to a common standard makes training, servicing and spare parts simpler.
We start with what moves through each door, how it is handled and how often, before choosing any equipment.
How do you size a dock leveller for heavy loads?
A dock leveller for heavy loads is sized from the combined weight of the heaviest forklift and its load, allowing for the extra force of braking and turning on the platform. A leveller's rated capacity is not the same as the weight of the goods on the pallet.
We ask for the forklift model, its laden weight and how often it crosses the leveller. Frequent heavy crossings call for a stronger platform, lip and hinge design. A heavy-duty swing-lip dock leveller with a higher rated capacity is often the starting point, and we check that the pit and dock edge can take the loads as well.
Length matters too. A longer leveller gives a gentler slope, which helps forklifts with low ground clearance and long loads that could catch at the crest of the platform. Where goods are moved by pallet truck, a gentle slope matters even more. Our guide on choosing a dock leveller explains capacity, length and lip choices in more detail.
Which doors suit factories with cranes and large openings?
Factories with overhead cranes or services usually suit sectional doors on high-lift or vertical-lift track, which keep the door clear of the space under the roof. A standard-lift door that stores horizontally under the roof can clash with crane rails, lighting or pipework.
For very large or rarely used openings, a roller shutter can be a practical choice because it coils above the opening and needs little side room. Where people regularly pass through, a separate pedestrian door is safer than a wicket door with a threshold to step over. Vision panels help forklift drivers see what is on the other side.
Large, heavy doors need operators sized for them, and where health or safety requires it, powered doors must be capable of manual operation unless they open automatically on power failure. Doors near hot, dusty or wet processes may also need particular finishes, seals or motor enclosures. See sectional loading bay doors for track options and guide prices.
Do you need both a dock and a ground-level door?
Many manufacturing sites benefit from both, because trailers suit a dock while flatbeds, side-loaded curtain-siders and vans are easier to handle at ground level. Trying to use one opening for everything usually slows loading and creates steep or awkward transitions.
A level-access door with a canopy suits side loading by forklift. Where goods arrive on trailers but there is no dock, a scissor lift table can bring loads between yard and trailer height. Converting a ground-level door into a full dock is also possible, with groundworks, drainage and approvals checked at survey.
Yard space often decides the answer. Side loading needs room for a forklift to work the full length of the vehicle, ideally under a canopy, while a dock needs a straight approach long enough for an articulated lorry to reverse in. We set out each option, with guide prices and what affects them, in the written quote so you can compare them side by side.
Equipment we recommend
Questions
Can a dock leveller take a heavy forklift?
Yes, provided the leveller's rated capacity covers the forklift's laden weight and the extra force of braking and turning on the platform. Heavy forklifts used in manufacturing can exceed what a standard leveller is rated for, so we ask for the forklift model and heaviest load before quoting. The pit and dock edge must also be strong enough for the loads involved.
Will a sectional door clash with our overhead crane?
It can, if the door stores horizontally under the roof where the crane or its rails run. High-lift or vertical-lift track keeps the door up the wall above the opening, leaving the space beneath the roof clear for the crane. We measure headroom, crane positions and services at survey and choose the track arrangement to suit.
Can a ground-level factory door be converted into a dock?
Yes, a ground-level door can usually be converted into a loading dock, either by forming a recessed dock with an approach ramp, retaining walls and drainage, or by building a raised dock outside. Guide prices for conversions are £18,000 to £45,000 per bay, excluding VAT. Groundworks, structural approvals and planning are checked at survey before we quote a fixed price.