10.1.1 Erections are to be constructed, in general, according to the requirements of Pt 3, Ch 8 Superstructures, Deck-houses and Bulwarks.
10.1.2 Where an erection is fitted complying with Pt 4, Ch 9, 3.1 General 3.1.6 the thickness of the deck plating is to comply with the requirements of Table 9.10.1 Deck plating of effective superstructures and deckhouses, but on ships having a length of 65 m and over the thickness may require to be increased to meet the requirements of Pt 4, Ch 9, 3 Longitudinal strength.
10.1.3 The side plating of effective erections is to be well stiffened at ends and efficient scarfing into the main structure is to be arranged.