Work is underway on a mix of projects affecting roads in McKinney. Here is a list of updates for six projects.

1. Spur 399 utility relocations

• Project: The City of McKinney’s water and wastewater utilities will be relocated in advance of the Texas Department of Transportation’s upcoming reconstruction project along Spur 399.

• Update: Design is complete. Easement acquisition is underway and construction is expected to begin in early 2027 with a six- to eight-month duration.

• Timeline: early 2027-late 2027

2. Silverado Trail lane expansion

• Project: Westbound lanes of Silverado Trail will be constructed between Kenley Drive and Burnett Drive, including a bridge over Rowlett Creek. The project includes the relocation of an existing North Texas Municipal Water District sanitary sewer line.

• Update: Design is 97% complete. The project is expected to bid in early 2027.

• Timeline: spring 2027-spring 2028

Interested in news from businesses and restaurants in the McKinney area? Check out 13 businesses now open, coming soon and other updates in west McKinney, as previously reported by Community Impact. 

1. Diamond Pastry: The shop, led by owner and baker Mona Aghajani, offers a variety of sweet and savory pastries including items such as a chocolate almond croissant and a blueberry cheese danish. Other menu items include cakes, tarts, muffins, cookies and sandwiches, as well as seasonal treats and coffee made with locally sourced coffee beans.

• Opened Aug. 16

• 4100 Ridge Road, Ste. 100, McKinney

2. Hancock Whitney Bank: The business offers financial services such as savings accounts, credit cards, loans, mortgages, wealth management and online banking, per its website. 

• Opened in August

• 9110 Virginia Parkway, Ste. B100, McKinney

AT&T is building its new headquarters in Plano and West Coast University in Richardson is planning renovations. Check out some of the latest construction filings with the Texas Department of Licensing and Regulation.

1. AT&T headquarters Central Utility Plant

Several TDLR filings were submitted for the new AT&T headquarters planned in Plano, including for a central utility plant to be used by the campus. A total of seven other buildings and three garages are included in filed plans for the headquarters, per previous reporting.

• Location: 5500 Legacy Drive, Plano

• Estimated timeline: Dec. 1, 2026-March 31, 2029

• Estimated cost: $1.05 billion (total from current filings)

2. Alliance Westport 12

AllianceTexas will have a new 600,000 square-foot facility to support 3 manufacturing lines, per a TDLR filing. The facility was first announced in March, per previous reporting. The facility will be near multiple logistics hubs, like BNSF’s Alliance Intermodal Facility, FedEx Ground Hub and Amazon Air Regional Hub.

• Location: 1501 Distribution Drive, Fort Worth

• Estimated timeline: Dec. 1, 2026-Sept. 1, 2027

• Estimated cost: $500 million

Officials with the Perot Museum of Nature and Science released plans for a transformation of its four-acre Dallas campus to double the museum’s exhibition space and improve parking and arrival infrastructure. 

The $185 million project recently reached $135 million in fundraising through the museum’s Curiosity Unbound campaign, according to an Oct. 20 press release. Groundbreaking for the project is expected in early 2027.

About the project: The new outdoor exhibition space, which is set to open in late 2028, will feature 25 large-scale exhibits and many experiential learning activities themed around the forces of nature, including a lightning and thunder pavilion, a mist maze and a fire tornado, according to the release.

The landscaping will also be a part of the exhibit, featuring a river, a pollinator garden and extensive shade trees