example of Full Design and build construction project WBS

Hello,

i am new on this forum

i have to build a WBS for a construction project including design and procurement

i don't know exactly where to insert the shop drawing in my WBS, and how to develop the constrcution phase,

here is my proposition, if somebody can give me advice....   it will be great

regards

lolo

Generalities

                Key Construction milestones

                Facilities

Engineering

                Design Development

                IFC

                Quantity Surveying

                Tender package preparation

Procurement

                Tendering

                Tender Analysis

                Tender Negotiation

                Direct Purchase Order

                Contract Award

                Shop Drawing

Construction

                Mobilization

                Building 01

                                Substructure

                               Superstructure

                               Finishes

                               Furniture and Fittings

                               MEP

                               Lifts and Escalators

                               External Works