Jobsite description

The future Block 162 office tower located in downtown Denver will total 55 000 m2. This high-rise building is designed at 30 stories.
Parking will be on floors 2 through 10 (9 floors of podium parking), as well as three below-ground levels.
Block 162 will have about 2800 square meter of retail space and a lobby on the ground floor. Offices will be on the 11th through 30th floors. The 11th floor also will house a fitness center, lounge and outdoor deck space.

CHRYSO expertise

The construction site represents a total volume of 43,000 m3 of concrete.
2200 m3 of Mass Concrete footing were used at ground level.
White decorative hexagonal shape 1m-diameter columns at first floor and, columns-walls throughout structure were both poured using class C60 – 68 MPA concrete.
Cast in place decks (slabs) were of classes C30-C40 -C50.

CHRYSO®Fluid Optima 258 EMx superplasticizer was selected for this project and CHRYSO expert teams provided technical support for both plant site production of concrete & job site assistance for foundation.

Beyond excellent early strength performance, CHRYSO®Fluid Optima 258 EMx allowed for very good workability retention and pumpability.
It provided the capability to pump 300m³/hour with 4 pumps and with optimal mixer truck rotation time.

PRODUCTS USED

  • Superplasticizer: CHRYSO®Fluid Optima 258 EMx

Project technical challenges

The outstanding performance and robustness of CHRYSO®Fluid Optima 258 EMx allowed for the production a wide range of concrete from C20 to C60, with both grey and white cements, and 20% fly ash content with reduced carbon footprint.


Project participants

Owner: Patrinely Group and USAA Real Estate
Project manager: Swinerton
Concrete supplier: Martin Marietta

Photo credits : Ryan Dravitz Photography


 

Other references

Bridge

CEBU – CORDOVA LINK EXPRESSWAY (CCLEX)

The Cebu – Cordova Link Expressway (CCLEX) is a four-lane, 27-metre wide bridge across the Mactan Canal connecting Cebu City to Cordova, Philippines.

MACTAN ISLAND, PHILIPPINES
View reference
CEBU – CORDOVA LINK EXPRESSWAY (CCLEX)
Transport infrastructure

PORT OF TERMINI IMERESE

A vast port expansion project has started in Sicily with the construction of infrastructure and the modernization of the port of Termini Imerese. The Port of Termini Imerese is located in the north of Sicily, in the province of Palermo.

TERMINI IMERESE, SICILY
View reference
PORT OF TERMINI IMERESE