A good template will provided a step_by_step approach with explanations as to why each step is proposed. The strength of the marketing plan derives from the integration of each step. So if you leave out a step, you may undermine your own plan.
If you do not have one in your company at present, now is the perfect time to make one before it is too late. Do not wait for someone to get hurt while working in your construction site. It will put you in too much trouble especially if found out that there is no construction safety plan in place. Keep away from legal suits and paying huge fines.