Villa Staircase Structure Design With Calculations.

We are looking for innovative,simple, comfy and safe design for villa staircase build with a mixture of Steel, Wood & Glass. We will provide the .dwg file which need to be amended and submitted along with the sketches , structure and calculations documents. Please note the following : -The design should be accepted and approved by Department of Urban Planning and Municipalities. -We do not need to add any extra pillars (but any modification required on the existing pillar, frame or foundation should be mentioned) -The final structure should be much similar to the attached example image. -Peace of cake project for professionals only. (within a couple of Hrs.)