Sentence:  ⁽¹⁾ Common and jack rafters…with cut wrought ends at overhanging eaves, and wrought <WSD>splocket</WSD> (cock) pieces. / ⁽²⁾ See clauses Nos. 75, 77 to 89, and 91 to 99, for any other parts to the roof which may be required, such as tilting fillets, <WSD>splockets</WSD>, boarding, fascia, eaves soffits and other items. 
Meaning of the word marked with <WSD> tags:  A triangular timber frame.