问题1:
1.避雷网(25×4 镀锌扁钢)工程量计算:
[(8+14+8)×2+(11.5+2.5)×4+(21-18)×4]×(1+3.9%)=132.99(m)
或:{[(11.5+2.5)×2+8×2]×2+14×2+(21-18)×4}×(1+3.9%)=132.99(m)
2.避雷引下线(利用主钢筋)工程量计算:
(21-1.8+0.6)×4+(18-1.8+0.6)×2=79.2+33.6=112.8(m)
3.接地母线(埋地40×4 镀锌扁钢)工程量计算:
[5×18+(3+0.7+1.8)×5+(3+2.5+0.7+1.8)]×(1+3.9%)=130.39(m)
或:[5×18+3×6+2.5+(1.8+0.7)×6]×(1+3.9%)=130.39 (m)
