Requirements for timber field gates covering quality, construction and sizes with details for timber and concrete posts and fittings. Requirements for steel field gates, cattle yard gates and posts including fittings.Cross References:BS 4:Part 2BS 12:Part 2BS 144BS 146BS 325BS 729BS 881, 589BS 882, 1201BS 913BS 915BS 938BS 1014BS 1047BS 1282BS 1775BS 1856BS 1881BS 2524BS 2569:Part 1BS 3051BS 3452BS 3453BS 3763BS 4027BS 4072 BS 4449BS 4461BS 4482BS 4848:Part 4