About 1,400 safety officers at Heathrow Airport will strike for eight days subsequent month.
Unite mentioned the workers will stroll out from 4 to six May, 9 to 10 May and 25 to 27 May in a dispute over pay - inflicting "inevitable disruption and delays" to passengers arriving for the King's coronation.
The union's common secretary, Sharon Graham, mentioned: "Yet again, we have a chief executive who thinks it is acceptable to boost his earnings while he denies his own workers a decent pay rise.
"This dispute is sure to escalate with extra employees being balloted and disruption set to proceed all through the summer time."
Security guards at Heathrow additionally took half in a 10-day walkout over Easter.
That strike concerned safety officers at Terminal 5 - which is used solely by British Airways - and campus safety guards who're liable for checking all cargo that enters the airport.
BA cancelled about 5% of its flights throughout that walkout, and stopped promoting tickets for strike days.
A Heathrow spokesperson mentioned: "We kept Heathrow running smoothly during the first 10 days of Unite's failed industrial action, and passengers can have confidence that we will do so again this time.
"We won't let Unite disrupt the movement of holiday makers to the UK throughout such an essential interval for the nation."
Heathrow says it has been providing a ten% pay improve in addition to a lump sum cost of £1,150 since January - however claims that the union has did not put this revised provide to their members.
Unite's regional officer Wayne King disputed this, and claimed the airport has proven a "stubborn refusal to make an offer that meets our members' expectations".
He added: "Our members have been crystal clear they are seeking a substantial permanent increase in pay.
"A small one-off lump sum cost won't alleviate the monetary pressures our members are dealing with each day."
Passport Office strikes to escalate
In different developments, Passport Office workers are getting ready to strike for 4 days initially of subsequent month.
Public and Commercial Services (PCS) union members in all passport places of work throughout the UK will stroll out from 2 to six May in a row over pay, pensions, redundancy phrases and jobs.
Action to date has been restricted to some workers in some places of work, however the union introduced an escalation on Wednesday to incorporate all members in all places of work.
Nearly 2,000 passport examiners are already collaborating in a rolling strike, however the brand new announcement means an additional 1,000 workers - together with interview officers and people in administrative and anti-fraud roles - may even participate.
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Meanwhile, senior civil servants will vote on industrial motion over pay for the primary time in additional than 4 many years.
The FDA union mentioned its govt committee has voted to launch a poll in response to the federal government's resolution final week to provide civil servants a pay rise of between 4.5% and 5%.
The union claimed the federal government had left it with no alternative after the way in which civil servants had been handled.
FDA common secretary Dave Penman mentioned: "In my 23 years at the FDA and 10 years as general secretary, I have never found myself so utterly at a loss as to why the government would want to treat our members and the rest of the civil service in this way.
"If that is, as I think, a tactical resolution to make use of the civil service to ship a message elsewhere then not solely is it a flawed one, however as soon as once more demonstrates that there are these in authorities who merely don't worth the civil service in the way in which they do the remainder of the general public sector."
Content Source: information.sky.com
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