Nominal Diameter (DN)Outside Diameter (mm)Internal Diameter (mm)Nominal Overall Length (mm)Length (Sp/So) Effective Length (mm)Stiffness Class (SN)Jointing MethodPipes Per Pack

Pipes Per 13mtr Trailer**

Pipes Per Extendable Trailer**
100 110 95 6 6 8 Rubber Ring 100 1000 1500
150 160 138 6 6 8 Rubber Ring  49  490  735 
225 257 223 6.07 5.95 8 Rubber Ring  160  240 
300 339 294 6.06 5.915 8 Rubber Ring  96  144 
375 425 371 6.02 5.84 8 Rubber Ring 60  90 
450 508 438 6.03 5.83 8 Rubber Ring  40  60 
525 595 514 6.03 5.76 8 Rubber Ring  30  45 
600 672 591 6.04 5.75 8 Rubber Ring 24  36 
750 835 731 6.148 5.75 8 Rubber Ring  12  18 
900 995 869 6.01 5.71 8 Rubber Ring 2 12 18
1050 1216 1050 6160 6000 Rubber Ring  12 
1200 1370 1200 6160 6000 Rubber Ring  6 9
1500 1686 1500 6160 6000 Rubber Ring  4 6
1600 1794 1600 6160 6000 8 Rubber Ring 1 2 3
1800 1982 1800 6160 6000  4 Rubber Ring 
2000 2170 2000 6160 6000  2 Rubber Ring 
2500 2694 2500 5960 5800  2 Electro Fusion
3000 3214 3000 5660 5500  1.7 Electro Fusion
3500 3714 3500 5660 5500  1.1 Electro Fusion
4000  4214 4000 5660 5500  0.7 Electro Fusion 

*1050-2000mm EnviroCulvert® pipes can also be manufactured with an electro-fusion joint

*Overall and effective lengths may change without notice

**Quantities are approximate and may vary due to unforseen circumstances

From 1050-4000 different stiffness ratings can be manufactured