<p>Prime Infrastructure will next month (May) call for tenders for the next stage of Dalrymple Bay Coal Terminal’s expansion to boost capacity and clear what is now a very public export bottleneck.</p> <p>The tenders will call for the design and construction of a third rail loop at the port, and the purchase of additional stockyard machinery, to expand the port’s capacity from 60m tonnes a year to 68m tonnes and beyond. </p> <p>Prime’s group project manager, Eric Kolatchew, told the <em>Courier Mail</em> that the company had already committed to front-end engineering and design work.</p> <p>Prime needs to now call tenders for the civil works, and the coal-stacking and reclaiming equipment worth between $50m and $100m to remain on the plan’s "critical path". </p> <p>Meanwhile, the Queensland Competition Authority’s final pricing decision on Dalrymple Bay, expected to exceed 200 pages, will be released at 5 pm today (Wednesday, April 20).</p> <br />