E Class Heavy Duty Covers

Airport Cast Covers Surespan type EHDC E Class Heavy Duty Access Covers are designed to take loadings of up to 16 tonnes. Manufactured in cast aluminium alloy. The aluminium alloy hatches can can take loadings from 5 to 19 tonnes (FACTA class B to E) and are available in standard single and double leaf sizes.

They are gas spring operated, making them easy to open, and come with a range of locking options, including Surespan's unique locking box.

S/EHDC Single Leaf Heavy Duty Covers

Available in standard sizes only, see below for details. For further information please contact us

D/EHDC Double Leaf Heavy Duty Covers

Cast Cover Double Leaf

Double Leaf Cast Cover hinged on the short side.

Cast Cover Double Leaf

Double Leaf Cast Cover hinged on the long side.

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Surespan Covers offer the ultimate in design; with gas spring assisted aluminium tread plate lid, which locks in the open position with a safety hold open stay to prevent against accidental closure.

Standard Access Cover with gas spring opening

Cover Locking Options

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Examples of possible combinations

E Class Heavy Duty Covers can be used individually or as multiples. With each lid it would be possible to open individually. Below are examples of possible layout combinations based on a 1000 x 1000 cover.

For large number mutliples are required, please contact our Sales Department.

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Loading Classification Table

Access covers complying with the requirements of this specification shall be graded as follows;

FACTA class table

Click here to download the full table. Please note: these particular covers are rated FACTA class B to E only.

Size and Weight Guide

See the table below for our standard sizes. Non standard sizes are also available.

Model	Clear Opening Dimensions (single Leaf)	Clear Opening Dimensions (double leaf)	Overall Weight (kg)
EHDC 6060	600 x 600		65
EHDC 6012		600 x 1320	130
EHDC 7575	750 x 750		78
EHDC 7515		750 x 1620	156
EHDC 9090	900 x 900		93
EHDC 9018		900 x 1920	186
EHDC 1010	1000 x 1000		105
EHDC 1020		1000 x 2120	210

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Features

	TL - Tee Lock Standard method of opening lid from above. Brass plug protects internal cab lock keyway.			SL - Slam Lock Grade 316 stainless steel slam lock standard on all gas spring operated covers.
	HS - Hold Open Stay All gas spring operated Surespan access covers are provided with hold open stays. Designed to lock into position when the lid is fully open, the hold open stay guards against accidental closure.			CL - Cam Lock Additional locking device to ensure positive sealing.
	AL - Access Ladders Often supplied with access covers, we manufacture ladders in aluminium, stainless steel and galvanised steel.			LB - Locking Box Surespan integral locking boxes are a regular feature. Specify a locking box where additional security is required.
	EI - Electrical Interlock (Micro switch) Can be provided where there is a reqiurement for remote alarm indication or automatic light switching.			SG / LE - Safety Grill/Ladder Extension Safety grill combination ladder extension is a popular requirement.
	DC - Drainage Connection Surespan external access covers can be fitted with a optional tailpiece drainage connection adaptor for use with 10mm bore tube.			VW - Viewing Window Sureview® glass specification: Sandwich of 10mm outer toughened and heat soaked float with 2mm clear inter layer and 10mm laminated inner. Polished edges all round.
	RH - Retractable Hand Hold The optional retractable hand hold improves the safety and convenience of ladder access.			FR - Fire Rated Surespan access covers can be rated for 3 hours fire resistance for integrity to BS476: parts 21 and 22: 1987.
	SI - Sound Insulation Surespan covers can be provided with excellent sound reduction of up to 45db Rw, measured in accordance with ISO 140-3: 1995 and rated in accordance with ISO 717-1: 1997.			PC - Powder Coated All Surespan access covers are available polyester powder coated to any standard RAL colour.
	BioCote Finish Surespan access covers are now available with a BioCote finish. BioCote is a specially formulated powder coating, with all attributes of conventional powders plus the ability to inhibit the growth of fungi and bacteria that contact the surface. www.biocote.com