Road DrainageWater off the surface, out of the layers.Civil EngineeringMost pavement failures are drainage failures wearing a disguise.Surface waterCrossfall and longitudinal fall togetherGullies spaced to limit flow widthKerb and channel, or an edge filterOutfall to sewer, ditch or soakawayTreatment before a sensitive outfallSub-surfaceFin or filter drain at the pavement edgePermeable sub-base to relieve pressureCut-off drain above a cutting slopeSealed capping over a wet subgradeBlocked drains destroy pavements fastEducational reference. Drainage design follows the highway authority'sstandards and the local environmental regulator.Road Drainagelearnposters.com
Road Drainage — printable engineering wall chart from LearnPosters. Free vector PDF, US Letter and A4.

What’s on the Road Drainage poster

10 entries in 2 groups.

Most pavement failures are drainage failures wearing a disguise.

Educational reference. Drainage design follows the highway authority's standards and the local environmental regulator.

Questions about the Road Drainage poster

What’s on the Road Drainage poster?
10 entries in 2 groups. Most pavement failures are drainage failures wearing a disguise. Surface water: Crossfall and longitudinal fall together, Gullies spaced to limit flow…; Sub-surface: Fin or filter drain at the pavement edge, Permeable sub-base to relieve…. Educational reference. Drainage design follows the highway authority's standards and the local environmental regulator.
Who is the Road Drainage poster for?
Road Drainage belongs to the Civil Engineering section rather than to a school year, because engineering is not something one grade owns. Anyone learning transportation can pin it up — a beginner, a student mid-course, or someone revising years later.
When should you use the Road Drainage poster?
Whenever a pavement is failing early and nobody has looked at the drains. A wall chart earns its place by being glanceable from where the work is happening, so Road Drainage belongs on the wall where that engineering work actually happens, within glancing distance, rather than filed away.
What other posters go with Road Drainage?
CBR & Subgrade, Road Cross Section and Mass Haul sit alongside Road Drainage in the Civil Engineering section. Printed together they make a wall rather than a single sheet, which is how a reference set actually gets used.CBR & SubgradeRoad Cross SectionMass Haul
Is the Road Drainage poster free to download and print?
Yes. Road Drainage downloads as a free PDF with no account, no email and no watermark, like everything else in the Civil Engineering section. Print as many copies as you like for a home, a classroom, a library or a tutoring group; reselling the file is the only thing the licence rules out.Read the licence
What size does the Road Drainage poster print at?
Road Drainage is a vector PDF laid out for US Letter, and prints on A4 with Fit to page — the same file, no separate download. Because every mark on it is drawn rather than photographed, it stays sharp enlarged to A3, A2 or A1 at a copy shop. Colour carries emphasis only, so a greyscale print of Road Drainage loses nothing.Printing guide

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