Overview
- Local complaints and heavy use of Maracanã by Flamengo and Fluminense prompted NFLPA field experts to report poor traction and instability and to recommend reinforced stitching and on‑site reinforcement equipment.
- League and union crews carried out tests and repairs, including driving synthetic fibers into the root zone with a GrassMaster stitch machine, adding an agronomic treatment package and standing ready to deploy tarps for rain damage.
- The NFL’s field director said mandatory testing passed and the league gave the game the green light after joint inspections with an independent specialist and NFLPA representatives on Saturday.
- The NFLPA characterized the chief risk as a playability and performance issue — loose, patchy turf that could cause slipping — and said its experts would continue evaluating conditions through kickoff.
- Both teams completed stadium walkthroughs to test footing and finalize cleat choices, and the episode renews scrutiny of the league’s handling of turf at international sites after prior problems in Brazil.