Standard Trench Box Systems To Hire or Buy

Description

With three adjustable spindle types, the Standard Trench box system can achieve trench widths of 0.85 – 4.48m using a combination of extension pieces. Recommended maximum depth – 5.30m. Temporary works design is also available for this trench box range.

Hire a Standard Trench Box System

We are specialist trench box systems suppliers and can offer expert advice to help you choose the best system for your project. To find out more about hiring or purchasing a standard trench box or any of our other box systems, please contact your nearest depot or call us on 0117 982 8236 to get our latest rates.

Dimensions

Box length L	Panel height H	Clearance Between struts LC	Pipe clearance Beneath struts hC
m	m	m	m
2.50	2.60 Base 1.40 Top	2.10	1.50
3.00	2.60 Base 1.40 Top	2.60	1.50
3.50	2.60 Base 1.40 Top	3.10	1.50
4.00	2.60 Base 1.40 Top	3.60	1.50
4.50	2.60 Base 1.40 Top	4.10	1.50

Permissible Earth Pressure

Box length L	Panel height H	Thickness t PL	External Width (b) v Permissible Earth Pressure
			kN/m²
			< 3.0m	< 3.5m	< 4.0m	<4.5m
m	m	mm	< 3.0m	< 3.5m	< 4.0m	<4.5m
2.50	2.60 Base 1.40 Top	107	57.0	51.7	42.7	33.6
3.00	2.60 Base 1.40 Top		47.5	43.0	35.6	28.0
3.50	2.60 Base 1.40 Top		40.7	36.9	30.5	24.0
4.00	2.60 Base 1.40 Top		35.6	32.2	26.7	21.0
4.50	2.60 Base 1.40 Top	127	33.7	30.5	25.2	19.8

Max weight per complete box

Box Length L	Panel Height H	Maximum Weight per complete box
m	m	kg
m	m	Mini-0.0	Midi-0.0	Maxi-0.0	Maxi-0.5	Maxi-1.0	Maxi-1.5	Maxi-2.0	Maxi-2.5	Maxi-3.0
2.5	2.6 Base	1680	1708	1741	1820	1899	1978	2058	2137	2216
2.5	1.4 Top	990	1003	1020	1060	1100	1139	1179	1218	1258
3.0	2.6 Base	1935	1963	1996	2075	2154	2233	2313	2392	2471
3.0	1.4 Top	1134	1148	1165	1205	1245	1284	1324	1363	1403
3.5	2.6 Base	2180	2208	2241	2320	2399	2478	2558	2637	2716
3.5	1.4 Top	1280	1293	1310	1350	1390	1429	1469	1508	1548
4.0	2.6 Base	2420	2448	2481	2560	2639	2718	2798	2877	2956
4.0	1.4 Top	1425	1438	1455	1495	1535	1574	1614	1653	1693
4.5	2.6 Base	2950	2978	3011	3090	3169	3248	3328	3407	3486
4.5	1.4 Top	1810	1823	1840	1880	1920	1959	1999	2038	2058

Spindle chart

Box Spindle Type	Trench Box / Hi-Clear Box
	Internal Width	External Width
	bC	b
	m	m
Mini-0.0	0.65 – 0.75	0.85 – 0.95
Mini-0.5	1.15 – 1.25	1.35 – 1.45
Mini-1.0	1.65 – 1.75	1.85 – 1.95
Mini-1.5	2.15 – 2.25	2.35 – 2.45
Mini-2.0	2.65 – 2.75	2.85 – 2.95
Mini-2.5	3.15 – 3.25	3.35 – 3.45
Mini-3.0	3.65 – 3.75	3.85 – 3.95

Midi-0.0	0.83 – 1.02	1.03 – 1.22
Midi-0.5	1.33 – 1.52	1.53 – 1.72
Midi-1.0	1.83 – 2.02	2.03 – 2.22
Midi-1.5	2.33 – 2.52	2.53 – 2.72
Midi-2.0	2.83 – 3.02	3.03 – 3.22
Midi-2.5	3.33 – 3.52	3.53 – 3.72
Midi-3.0	3.83 – 4.02	4.03 – 4.22

Maxi-0.0	0.98 – 1.26	1.20 – 1.48
Maxi-0.5	1.48 – 1.76	1.70 – 1.98
Maxi-1.0	1.98 – 2.26	2.20 – 2.48
Maxi-1.5	2.48 – 2.76	2.70 – 2.98
Maxi-2.0	2.98 – 3.26	3.20 – 3.48
Maxi-2.5	3.48 – 3.76	3.70 – 3.98
Maxi-3.0	3.98 – 4.26	4.20 – 4.48

For 4.50m long Trench boxes, add 40mm to the ‘External Width’ column.