Table 23. Maintenance and Replacement Costs for Moorings With 

 and Without Cathodic Protection" 





Cost ($) for — 





Mooring Without 



Mooring With 



1 



Year 



Cathodic Protect 



on 



Cathodic Protection 



Code^ 



Class BB 

 (8 legs) 



Class D 

 (3 legs) 



Code'' 



Class 8B 

 (8 legs) 



Class D 

 (3 legs) 







_ 











D 



9,000 



4,500 



1 



A 



500 



350 



A 



500 



350 



2 



A 



500 



350 



A 



500 



350 



3 



Bl, A 



10,500 



5,700 



A 



500 



350 



4 



A 



500 



350 



A 



500 



350 



5 



A 



500 



360 



82, A 



1,100 



885 



6 



Bl, A 



10,500 



5,700 



A 



500 



350 



7 



A 



500 



350 



A 



500 



350 



8 



A 



500 



350 



A 



500 



350 



9 



Bl, A 



10,500 



5,700 



A 



500 



350 



10 



A 



500 



350 



A,B2,D 



10,100 



4,850 



11 



A 



500 



350 



A 



500 



350 



12 



81, A 



10,500 



5,700 



A 



500 



350 



13 



A 



500 



350 



A 



500 



350 



14 



A 



500 



350 



A 



500 



350 



15 



C, A 



70,500 



27,350 



B2, A 



1,100 



885 



16 



A 



500 



350 



A 



500 



350 



17 



A 



500 



350 



A 



500 



350 



18 



Bl, A 



10,500 



5,700 



A 



500 



350 



19 



A 



500 



350 



A 



500 



350 



20 



A 



500 



350 



A,B2,D 



10,100 



4,850 



21 



81, A 



10,500 



5,700 



A 



500 



350 



22 



A 



500 



350 



A 



500 



350 



23 



A 



500 



350 



A 



500 



350 



24 



81, A 



1 0,500 



5,700 



A 



500 



350 



25 



A 



500 



350 



82, A 



1,100 



885 



26 



A 



500 



350 



A 



500 



350 



27 



81, A 



10,500 



5,700 



A 



500 



350 



28 



A 



500 



350 



A 



500 



350 



29 



A 



500 



350 



A 



500 



350 



30 



Total 



C, A 



70,500 



27,350 



A,B2,D 



10,100 



4,850 



235,000 



107,300 



54,600 



30,105 



Assuming new mooring at the start. 

 See Table 24 for type of maintenance. 



48 



