Modular Platform Deck for Traffic Using Plastic Base Members
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Solution Overview
Problem
Conventional pedestrian walkway platforms made of concrete, steel, and wood face durability issues due to environmental degradation, requiring frequent maintenance and replacement, and construction methods are costly, time-consuming, and challenging in restricted access areas.
Innovation Solution
A modular assembly system using lightweight plastic composite base members with metal support members and adjustable leveling mechanisms, anchored by helical piles, which can be easily assembled and replaced, incorporating slip-resistant surfaces and heating systems for improved safety and durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional concrete structures are used for transit platforms, then structural strength and durability are improved, but construction cost and time increase significantly
Solution Approach 1:
The platform is divided into multiple pre-cast concrete segments that can be manufactured off-site and assembled quickly on-site, reducing construction time while maintaining structural integrity through standardized connection details
Solution Approach 2:
Concrete segments are pre-cast with embedded connection elements and surface treatments applied before delivery to the site, eliminating time-consuming on-site preparation work and accelerating the assembly process
2Loss of time
If pre-cast concrete components are used, then construction time is reduced, but transportation and installation difficulty increase due to weight
Solution Approach 1:
The platform structure is segmented into smaller, manageable pre-cast units that are lightweight enough for standard lifting equipment, facilitating easier transportation and installation while maintaining overall structural integrity
Solution Approach 2:
The pre-cast components use optimized concrete mixes with lightweight aggregates or foam additives, reducing the weight of individual segments while maintaining structural strength, making them easier to handle and install
3Reliability
If traditional concrete pouring methods are used, then structural integrity is maintained, but construction complexity and equipment requirements increase
Solution Approach 1:
The structure is divided into pre-cast segments that are assembled using simple cranes and lifting devices, eliminating the need for complex formwork, reinforcement tying, and concrete pouring equipment required for traditional cast-in-place construction
Solution Approach 2:
The construction process replaces the mechanical system of on-site concrete pouring and curing with a pre-fabricated assembly system, where segments are manufactured off-site with controlled quality and assembled using straightforward lifting and connection operations
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The modular assembly system provides a durable, lightweight, and easily installable solution that reduces maintenance costs, minimizes disruptions, and enhances safety with slip-resistant and heated surfaces, while allowing for precise adjustments and installation in challenging environments.
Implementation Method 1
incorporating slip-resistant surfaces and heating systems for improved safety and durability
Data Source
AI summary
A modular assembly and method of installing a modular assembly is provided. The modular assembly can include a plurality of base members made of a plastic material, each base member including a top surface and a bottom surface opposite of the top surface, the bottom surface defining channels. A plurality of support members can be provided, each of the plurality of support members may extend across the plurality of base members and disposed within the channels of the plurality of base members. A mounting bracket can be configured to mount each of the plurality of support members to a metal plate of a lower support structure, the metal plate being received by a clamp of the mounting bracket. Each of the plurality of base members can adjoin one another to form a horizontal platform for traffic.