“Flow-down” clauses in subcontracts are interesting creatures. These broadly written provisions purport to pass through to the subcontractor every obligation the contractor has assumed toward the project owner. If interpreted literally, the subcontractor would be responsible for constructing the entire project from the ground up. Read more.
In just a few short weeks, scheduling author and engineer Fredric L. Plotnick, Ph.D., Esq., P.E., will open his 7th annual Construction CPM Conference. Starting Jan. 10 in Orlando, FL, this three-day multi-track conference features more than 60 sessions presented by construction management experts, consultants and vendors to explore all aspects of construction scheduling. Tracks include best practices in schedule development and management, schedule analysis, claims support, earned value, schedule risk, case studies, training sessions, and clinics. More than one dozen providers of scheduling applications and utilities will be on-hand to answer questions and provide demos. Read more...
It's been a little over 1 year since we posted our first videos of the new Apple campus. The extensive complex has made significant progress since then and is now slated for completion in 2017. Here's the short version video: Read more.
The Eichleay formula is the preferred method of calculating unabsorbed or under-absorbed fixed home office overhead incurred by a contractor during a period of extended contract performance. Originating in the federal contracting arena, the formula has gained acceptance in some, but by no means all, state courts. Read more.
When fully completed in 2028, the new Istanbul Yeni Havalimani Istanbul Airport will oust Atlanta's Hartsfield-Jackson airport as the largest in the world. Construction started in 2015, with the first phase ready to serve 90M passengers by 2018. The project will be staffed by 58 Liebherr tower cranes and 30,000 workers! Read more.
Success in winning delay claims begins with a few basic rules. In addition to giving notice in accordance with the contract specs and maintaining proper documentation, there are generally accepted practices commonly used to demonstrate causation and quantity the duration of project delays. According to Scott Lowe, principal of Trauner Consulting Services Inc., the use of reliable contemporaneous schedules when available provides the best chance of success, so basic rule number one is for contractors to submit timely monthly updates and follow through on having them reviewed and approved by the owner. ... Read more.
On October 19 the BIMForum released the 2016 version of its Level of Development (LOD) Specification. It can be downloaded free of charge from www.BIMForum.org/LOD.
The LOD Spec is a language that describes where a model element is on the path from vague concept to fully specified. This language enables concise definition, at the individual element level, of complex BIMs, providing for clear specification of models for milestones, information exchanges, deliverables and the like. Read more.
Engineers in Spain used a crawler crane to assemble a twin arch bridge as part of the new Southern Highway in Tenerife, one of Spain's Canary Islands. In addition to the arches themselves, the massive crane lifted the pre-fabricated deck frames onto the pre-installed arch hangars. Read more.
When a project owner directs a reduction in the scope of work, the owner is entitled to an equitable reduction in the fixed contract price. This is reasonable – if there is less construction work to perform, there should be less compensation. The difficulty is calculating the amount of the reduction, or credit. Read more.
Chinese engineers have built a bridge girder erection machine that cantilevers itself out to drop girders on pre-constructed supports. Recently, we found a video of a radio-controlled (RC) model of the machine. Read more.