Zachary Creach

A senior engineer in Holder Construction's Building Information Modeling group, Zack is responsible for multiple BIM-enabled projects in all phases of construction both on-site and remotely. Responsibilities include model data management, BIM execution planning, visual controls, 4D scheduling, constructability modeling, clash detection, hardware/software procurement and maintenance, preconstruction support including trade procurement.

BIM Basics
Three Ways to Get Started in BIM

Increasingly, projects are being designed in 3D rather than 2D. As a result, digital models in all forms are being created and used in a variety of different firms. Read More
BIM Basics
Top 10 BIM Blogs

This blog is just one of hundreds devoted to the latest and greatest on BIM and technology in the construction industry. Here’s a list of top 10 blogs for up-to-the-minute news, tips, and happenings in the BIM arena. Read More
BIM Basics
Do You Have a BIM Execution Plan?

Every successful BIM project starts with a plan. The BIM Execution Plan (BEP) is the standard document that defines the plan for the project, beginning with a kickoff meeting to get it all started. The goal in any BEP is to establish guidelines for creating, exchanging and maintaining digital project data. The document itself is … Read More
BIM Basics
Five Steps to Safely Open Revit Models

Contractors see Autodesk Revit models (.RVT) all the time from design partners, precast detailers, electrical contractors, engineers, and many others. However, while the Revit format is easy to open, files provided by external sources can generate error messages, corrupt files and other unwelcome dialog boxes that can make working with these models a challenge. Fortunately, … Read More
BIM Basics
Why You Should Be Modeling in Decimal Units

Modeling for the field and/or layout demands more precision than your standard visualization model. If you’re based in the US, this is especially important. In Revit, for example, the units may be set to show up to 1/16 or 1/8 inches of precision. This means any dimension less than 1/8 of an inch will simply … Read More
BIM Basics
Six BIM Point Cloud Formats You Should Know About

Scanning a space and bringing it into a program like Leica Cyclone will let you further manipulate the scans and, most importantly, stitch them together into a single cloud, which can then be exported as a standalone file. But what type of file do you need, and what do you do with it after it’s … Read More
BIM Hardware
Three Easy Steps to Bring Reality to BIM with Scanning

Before diving into point cloud formats and how to use them, it’s worth starting with an overview of how scanning works. Although this article primarily focuses on Leica Geosystems reality capture solutions, the same procedures also apply to other modern laser scanners. Read More
BIM Hardware
An Essential Tool for a Standout BIM

Laser scanning is not a new technology. It has long been applied in many other industries for applications such as crime scene investigation, car crash analysis, historical documentation and clash detection. However, it has recently begun taking off in the AEC industry, and we’re seeing a lot more activity from almost all stakeholders, including civil … Read More

Increasingly, projects are being designed in 3D rather than 2D. As a result, digital models in all forms are being created and used in a variety of different firms. Read More

This blog is just one of hundreds devoted to the latest and greatest on BIM and technology in the construction industry. Here’s a list of top 10 blogs for up-to-the-minute news, tips, and happenings in the BIM arena. Read More

Before diving into point cloud formats and how to use them, it’s worth starting with an overview of how scanning works. Although this article primarily focuses on Leica Geosystems reality capture solutions, the same procedures also apply to other modern laser scanners. Read More